----

----

| WISCONSIN                                                      |   | 39-0494170                           |
|----------------------------------------------------------------|--------|--------------------------------------|
| (State or other jurisdiction of incorporation or organization) |   | (I.R.S. Employer Identification No.) |
|                                                           |   |                                 |
| 3925 NORTH HASTINGS WAY EAU CLAIRE, WISCONSIN                  |   | 54703-3703                           |
| (Address of principal executive offices)                       |   | (Zip Code)                           |

| Large accelerated filer | o | Accelerated filer | þ | Non-accelerated filer | o | Smaller reporting company | o |
|-------------------------|---|-------------------|--------|-----------------------|---|---------------------------|---|

----

|                                              |
|---------------------------------------------------|
| NATIONAL PRESTO INDUSTRIES, INC. AND SUBSIDIARIES |
| CONSOLIDATED BALANCE SHEETS                       |
| October 3, 2010 and December 31, 2009             |
| (Unaudited)                                       |
| (Dollars in thousands)                            |

|                                                                       |   | 2010   |    |   | 2009   |    |
|----------------------------------------------------------------------------|--------|--------|---------|--------|--------|---------|
| ASSETS                                                                     |   |   |    |   |   |    |   |   |   |   |   |   |
|    CURRENT ASSETS:                                          |   |   |    |   |   |    |   |   |   |   |   |   |
|      Cash and cash equivalents                    |   |   |    |   | $      | 16,975  |   |   |   |   |   | $ | 48,974 |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |
|      Marketable securities                        |   |   |    |   |   | 114,396 |   |   |   |   |   |   | 118,442 |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |
|      Accounts receivable, net                     |   |   |    |   |   | 65,611  |   |   |   |   |   |   | 92,359 |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |
|       Inventories:                           |   |   |    |   |   |    |   |   |   |   |   |   |   |   |
|          Finished goods       |   | $      | 50,165  |   |   |    |   |   |   | $ | 30,361 |   |   |   |   |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |   |   |
|          Work in process      |   |   | 34,375  |   |   |    |   |   |   |   | 31,229 |   |   |   |   |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |   |   |
|          Raw materials        |   |   | 10,782  |   |   |    | 95,322 |   |   |   | 6,985 |   |   |   | 68,575 |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |   |   |
|       Deferred tax assets                    |   |   |    |   |   |    | 7,110 |   |   |   |   |   |   |   | 6,605 |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |   |   |
|      Other current assets                         |   |   |    |   |   |    | 17,082 |   |   |   |   |   |   |   | 7,117 |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |   |   |
|          Total current assets |   |   |    |   |   |    | 316,496 |   |   |   |   |   |   |   | 342,072 |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |   |   |
|    PROPERTY,  PLANT AND EQUIPMENT                 |   |   | 103,378 |   |   |    |   |   |   |   | 94,968 |   |   |   |   |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |   |   |
|      Less allowance for depreciation                   |   |   | 47,305  |   |   |    | 56,073 |   |   |   | 46,120 |   |   |   | 48,848 |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |   |   |
|    GOODWILL                                                 |   |   |    |   |   |    | 11,485 |   |   |   |   |   |   |   | 11,485 |   |
|                                                                       |   |   |    |   |   |    |   |   |   |   |   |   |   |   |   |   |
|                                                                       |   |   |    |   |   | $       | 384,054 |   |   |   |   |   |   | $ | 402,405 |   |

----

| NATIONAL PRESTO INDUSTRIES, INC. AND SUBSIDIARIES |   |
|---------------------------------------------------|--------|
| CONSOLIDATED BALANCE SHEETS                       |   |
| October 3, 2010 and December 31, 2009             |   |
| (Unaudited)                                       |   |
| (Dollars in thousands)                            |   |

|                                                                 |   |   |  2010 |          |   |  2009 |   |
|----------------------------------------------------------------------|--------|--------|------------|---------------|--------|------------|--------|
| LIABILITIES                                                          |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|   CURRENT LIABILITIES:                                     |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|     Accounts payable                             |   |   |       |          |   |       | $      |  39,230 |   |   |   |   |   |   | $ |  37,903 |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|     Federal and state income taxes               |   |   |       |          |   |       |   |  1,553 |   |   |   |   |   |   |   |  6,291 |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|     Accrued liabilities                          |   |   |       |          |   |       |   |  16,007 |   |   |   |   |   |   |   |  16,859 |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|        Total current liabilities  |   |   |       |          |   |       |   |  56,790 |   |   |   |   |   |   |   |  61,053 |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
| DEFERRED INCOME TAXES                                                |   |   |       |          |   |       |   |  5,352 |   |   |   |   |   |   |   |  5,480 |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
| COMMITMENTS AND CONTINGENCIES                                        |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
| STOCKHOLDERS' EQUITY                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|     Common stock, $1 par value:                  |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|      Authorized: 12,000,000 shares          |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|      Issued: 7,440,518 shares               |   |   | $          |  7,441   |   |       |   |   |   |   | $ |  7,441 |   |   |   |   |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|     Paid-in capital                              |   |   |       |  2,614   |   |       |   |   |   |   |   |  2,037 |   |   |   |   |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|     Retained earnings                            |   |   |       |  329,428 |   |       |   |   |   |   |   |  343,930 |   |   |   |   |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|     Accumulated other comprehensive income       |   |   |       |  405     |   |       |   |   |   |   |   |  643 |   |   |   |   |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|     Treasury stock, at cost                      |   |   |       |  339,888 |   |       |   |   |   |   |   |  354,051 |   |   |   |   |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|                                                                 |   |   |       |  17,976  |   |       |   |   |   |   |   |  18,179 |   |   |   |   |   |
|        Total stockholders' equity |   |   |       |          |   |       |   |  321,912 |   |   |   |   |   |   |   |  335,872 |   |
|                                                                 |   |   |       |          |   |       |   |   |   |   |   |   |   |   |   |   |   |
|                                                                 |   |   |       |          |   |       | $      |  384,054 |   |   |   |   |   |   | $ |  402,405 |   |

----

| NATIONAL PRESTO INDUSTRIES, INC. AND SUBSIDIARIES                      |   |
|------------------------------------------------------------------------|--------|
| CONSOLIDATED STATEMENTS OF EARNINGS                                    |   |
| Three Months and Nine Months Ended October 3, 2010 and October 4, 2009 |   |
| (Unaudited)                                                            |   |
| (In thousands except per share data)                                   |   |

|                                                   |    | Three Months Ended |    |   | Nine Months Ended |   |
|--------------------------------------------------------|---------|--------------------|---------|--------|-------------------|--------|
|                                                   |    |               | 2010    |   |              | 2009   |   |   | 2010 |   |   | 2009 |   |
| Net sales                                              |    | $                  | 113,547 |   |              | $      | 116,392 |   |   | $ | 337,022 |   |   | $ | 327,479 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
| Cost of sales                                          |    |               | 89,184  |   |              |   | 87,448 |   |   |   | 261,555 |   |   |   | 254,513 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
|       Gross profit       |    |               | 24,363  |   |              |   | 28,944 |   |   |   | 75,467 |   |   |   | 72,966 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
| Selling and general expenses                           |    |               | 4,237   |   |              |   | 4,400 |   |   |   | 12,070 |   |   |   | 13,368 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
|       Operating profit   |    |               | 20,126  |   |              |   | 24,544 |   |   |   | 63,397 |   |   |   | 59,598 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
| Other income                                           |    |               | 570     |   |              |   | 749 |   |   |   | 1,959 |   |   |   | 2,734 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
|   Earnings before provision for income taxes |    |               | 20,696  |   |              |   | 25,293 |   |   |   | 65,356 |   |   |   | 62,332 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
| Income tax provision                                   |    |               | 7,483   |   |              |   | 8,588 |   |   |   | 23,969 |   |   |   | 21,427 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
|     Net earnings                   |    | $                  | 13,213  |   |              | $      | 16,705 |   |   | $ | 41,387 |   |   | $ | 40,905 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
| Weighted average shares outstanding:                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |
|                                                   | Basic   |               |    | 6,863  |              |   |   | 6,856 |   |   |   | 6,861 |   |   |   | 6,853 |   |
|                                                   | Diluted |               |    | 6,865  |              |   |   | 6,856 |   |   |   | 6,862 |   |   |   | 6,853 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
| Net earnings per share:                                |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |
|                                                   | Basic   |               | $       | 1.93   |              |   | $ | 2.44 |   |   | $ | 6.03 |   |   | $ | 5.97 |   |
|                                                   | Diluted |               | $       | 1.92   |              |   | $ | 2.44 |   |   | $ | 6.03 |   |   | $ | 5.97 |   |
|                                                   |    |               |    |   |              |   |   |   |   |   |   |   |   |   |   |   |   |
| Cash dividends declared and paid per common share      |    | $                  | -       |   |              | $      | - |   |   | $ | 8.15 |   |   | $ | 5.55 |   |

----

| NATIONAL PRESTO INDUSTRIES, INC. AND SUBSIDIARIES     |   |
|-------------------------------------------------------|--------|
| CONSOLIDATED STATEMENTS OF CASH FLOWS                 |   |
| Nine Months Ended October 3, 2010 and October 4, 2009 |   |
| (Unaudited)                                           |   |
| (Dollars in thousands)                                |   |

|                                                                                          |   |  2010 |          |   | 2009   |   |
|-----------------------------------------------------------------------------------------------|--------|------------|---------------|--------|--------|--------|
| Cash flows from operating activities:                                                         |   |       |          |   |   |   |   |   |
|   Net earnings                                                                      |   | $          |  41,387  |   |   | $      |   40,905 |   |
|   Adjustments to reconcile net earnings to net                                      |   |       |          |   |   |   |   |   |
|    Cash provided by (used in) operating activities:                            |   |       |          |   |   |   |   |   |
|    Provision for depreciation                                                  |   |       |  6,566   |   |   |   |  6,537 |   |
|    Other                                                                       |   |       |  (387    | )      |   |   |  477 |   |
|    Changes in:                                                                 |   |       |          |   |   |   |   |   |
|     Accounts receivable                                                   |   |       |  26,748  |   |   |   |  7,348 |   |
|     Inventories                                                           |   |       |  (26,747 | )      |   |   |  (29,715 | ) |
|     Other current assets                                                  |   |       |  (9,965  | )      |   |   |  976 |   |
|     Accounts payable and accrued liabilities                              |   |       |  493     |   |   |   |  372 |   |
|     Federal and state income taxes                                        |   |       |  (5,800  | )      |   |   |  (392 | ) |
|        Net cash provided by operating activities           |   |       |  32,295  |   |   |   |  26,508 |   |
|                                                                                          |   |       |          |   |   |   |   |   |
| Cash flows from investing activities:                                                         |   |       |          |   |   |   |   |   |
|   Marketable securities purchased                                                   |   |       |  (45,064 | )      |   |   |  (47,246 | ) |
|   Marketable securities - maturities and sales                                      |   |       |  48,743  |   |   |   |  65,232 |   |
|   Acquisition of property, plant and equipment                                      |   |       |  13,858  | )      |   |   |  (2,522 | ) |
|   Sale of property, plant and equipment                                             |   |       |  1,366   |   |   |   |  72 |   |
|        Net cash provided by (used in) investing activities |   |       |  (8,813  | )      |   |   |  15,536 |   |
|                                                                                          |   |       |          |   |   |   |   |   |
| Cash flows from financing activities:                                                         |   |       |          |   |   |   |   |   |
|   Dividends paid                                                                    |   |       |  (55,889 | )      |   |   |  (38,008 | ) |
|   Other                                                                             |   |       |  408     |   |   |   |  243 |   |
|        Net cash used in financing activities               |   |       |  (55,481 | )      |   |   |  (37,765 | ) |
|                                                                                          |   |       |          |   |   |   |   |   |
| Net increase (decrease) in cash and cash equivalents                                          |   |       |  (31,999 | )      |   |   |  4,279 |   |
| Cash and cash equivalents at beginning of period                                              |   |       |  48,974  |   |   |   |  24,692 |   |
| Cash and cash equivalents at end of period                                                    |   | $          |  16,975  |   |   | $      |  28,971 |   |

----

|                          |   | (in thousands) |    |
|-------------------------------|--------|----------------|---------|
|                          |   | Housewares/    |    |   |   |   |   |   |   |   |   |   |
|                          |   | Small          |    |   | Defense |   |   | Absorbent |   |   |   |   |
|                          |   | Appliances     |    |   | Products |   |   | Products |   |   | Total |   |
| Quarter ended October 3, 2010 |   |           |    |   |   |   |   |   |   |   |   |   |
| External net sales            |   | $              | 37,212  |   |   | $ | 56,200 |   |   | $ | 20,135 |   |   | $ | 113,547 |   |
| Gross profit                  |   |           | 8,209   |   |   |   | 14,693 |   |   |   | 1,461 |   |   |   | 24,363 |   |
| Operating profit              |   |           | 6,057   |   |   |   | 13,088 |   |   |   | 981 |   |   |   | 20,126 |   |
| Total assets                  |   |           | 243,740 |   |   |   | 89,760 |   |   |   | 50,554 |   |   |   | 384,054 |   |
| Depreciation                  |   |           | 243     |   |   |   | 912 |   |   |   | 1,036 |   |   |   | 2,191 |   |
| Capital expenditures          |   |           | 205     |   |   |   | 492 |   |   |   | 6,756 |   |   |   | 7,453 |   |
|                          |   |           |    |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Quarter ended October 4, 2009 |   |           |    |   |   |   |   |   |   |   |   |   |   |   |   |   |
| External net sales            |   | $              | 36,065  |   |   | $ | 61,566 |   |   | $ | 18,761 |   |   | $ | 116,392 |   |
| Gross profit                  |   |           | 10,664  |   |   |   | 15,256 |   |   |   | 3,024 |   |   |   | 28,944 |   |
| Operating profit              |   |           | 8,485   |   |   |   | 13,426 |   |   |   | 2,633 |   |   |   | 24,544 |   |
| Total assets                  |   |           | 228,688 |   |   |   | 105,470 |   |   |   | 35,127 |   |   |   | 369,285 |   |
| Depreciation                  |   |           | 240     |   |   |   | 898 |   |   |   | 1,026 |   |   |   | 2,164 |   |
| Capital expenditures          |   |           | 315     |   |   |   | (76 | ) |   |   | 150 |   |   |   | 389 |   |

----

|                              |   | (in thousands) |    |
|-----------------------------------|--------|----------------|---------|
|                              |   | Housewares/    |    |   |   |   |   |   |   |   |   |   |
|                              |   | Small          |    |   | Defense |   |   | Absorbent |   |   |   |   |
|                              |   | Appliances     |    |   | Products |   |   | Products |   |   | Total |   |
| Nine Months ended October 3, 2010 |   |           |    |   |   |   |   |   |   |   |
| External net sales                |   | $              | 92,126  |   |   | $ | 185,110 |   |   | $ | 59,786 |   |   | $ | 337,022 |   |
| Gross profit                      |   |           | 20,815  |   |   |   | 48,450 |   |   |   | 6,202 |   |   |   | 75,467 |   |
| Operating profit                  |   |           | 13,744  |   |   |   | 43,439 |   |   |   | 6,214 |   |   |   | 63,397 |   |
| Total assets                      |   |           | 243,740 |   |   |   | 89,760 |   |   |   | 50,554 |   |   |   | 384,054 |   |
| Depreciation                      |   |           | 705     |   |   |   | 2,738 |   |   |   | 3,123 |   |   |   | 6,566 |   |
| Capital expenditures              |   |           | 875     |   |   |   | 1,649 |   |   |   | 11,334 |   |   |   | 13,858 |   |
|                              |   |           |    |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Nine Months ended October 4, 2009 |   |           |    |   |   |   |   |   |   |   |   |   |   |
| External net sales                |   | $              | 84,771  |   |   | $ | 186,382 |   |   | $ | 56,326 |   |   | $ | 327,479 |   |
| Gross profit                      |   |           | 21,012  |   |   |   | 45,424 |   |   |   | 6,530 |   |   |   | 72,966 |   |
| Operating profit                  |   |           | 14,112  |   |   |   | 40,167 |   |   |   | 5,319 |   |   |   | 59,598 |   |
| Total assets                      |   |           | 228,688 |   |   |   | 105,470 |   |   |   | 35,127 |   |   |   | 369,285 |   |
| Depreciation                      |   |           | 680     |   |   |   | 2,656 |   |   |   | 3,201 |   |   |   | 6,537 |   |
| Capital expenditures              |   |           | 804     |   |   |   | 1,208 |   |   |   | 510 |   |   |   | 2,522 |   |

----

|                                        |   | (In Thousands)        |          |
|---------------------------------------------|--------|-----------------------|---------------|
|                                        |   | MARKETABLE SECURITIES |          |
|                                        |   |                  |          |   |   |   |   | Gross |   |   | Gross |   |
|                                        |   | Amortized Cost        |          |   |  Fair Value |   |   | UnrealizedGains |   |   | UnrealizedLosses |   |
| October 3, 2010                             |   |                  |          |   |   |   |   |   |   |   |   |   |
| Tax-exempt Government  Bonds |   | $                     |  111,122 |   |   | $ |  111,745 |   |   | $ |  660 |   |   | $ |  37 |   |
| Certificates of Deposit                |   |                  | 2,651         |   |   |   | 2,651 |   |   |   | 0 |   |   |   | 0 |   |
| Total Marketable Securities            |   | $                     | 113,773       |   |   | $ | 114,396 |   |   | $ | 660 |   |   | $ | 37 |   |
|                                        |   |                  |          |   |   |   |   |   |   |   |   |   |   |   |   |   |
| December 31, 2009                           |   |                  |          |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Tax-exempt Government Bonds       |   | $                     |  114,754 |   |   | $ |  115,744 |   |   | $ |  1,015 |   |   | $ |  25 |   |
| Certificates of  Deposit          |   |                  | 2,698         |   |   |   | 2,698 |   |   |   | 0 |   |   |   | 0 |   |
| Total Marketable Securities                 |   | $                     | 117,452       |   |   | $ | 118,442 |   |   | $ | 1,015 |   |   | $ | 25 |   |

----

----

----

----

----

----

----

----

| Exhibit 3(i) | Restated Articles of Incorporation - incorporated by reference from Exhibit 3 (i) of the Company's annual report on Form 10-K for the year ended December 31, 2005 |
|--------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Exhibit 3(ii) | By-Laws - incorporated by reference from Exhibit 3 (ii) of the Company's current report on Form 8-K dated July 6, 2007 |
|---------------|------------------------------------------------------------------------------------------------------------------------|

| Exhibit 9.1 | Voting Trust Agreement  - incorporated by reference from Exhibit 9 of the Company's quarterly report on Form 10-Q for the quarter ended July 6, 1997 |
|-------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Exhibit 9.2 | Voting Trust Agreement Amendment - incorporated by reference from Exhibit 9.2 of the Company's annual report on Form 10-K for the year ended December 31, 2008 |
|-------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Exhibit 10.1 | Incentive Compensation Plan - incorporated by reference from Exhibit 10.1 of the Company's quarterly report on Form 10-Q for the quarter ended July 4, 2010 |
|--------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Exhibit 10.2 | Form of Restricted Stock Award Agreement - incorporated by reference from Exhibit 10.2 of the Company's quarterly report on Form 10-Q for the quarter ended July 4, 2010 |
|--------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Exhibit 10.3 | Form of Material Contract for Retired Executive Officer - incorporated by reference from Exhibit 10.3 of the Company's annual report on Form 10-K for the year ended December 31, 2006 |
|--------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Exhibit 11 | Statement regarding computation of per share earnings |
|------------|-------------------------------------------------------|

| Exhibit 31.1 | Certification of the Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |
|--------------|--------------------------------------------------------------------------------------------------------|

| Exhibit 31.2 | Certification of the Chief Financial Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |
|--------------|--------------------------------------------------------------------------------------------------------|

| Exhibit 32.1 | Certification of the Chief Executive Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 |
|--------------|--------------------------------------------------------------------------------------------------------|

| Exhibit 32.2 | Certification of the Chief Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 |
|--------------|--------------------------------------------------------------------------------------------------------|

----

|   | NATIONAL PRESTO INDUSTRIES, INC. |                                                 |
|--------|----------------------------------|------------------------------------------------------|
|   |                             |                                                 |   |
|   | By:                              | /S/ Maryjo Cohen       |   |
|   |                             | Maryjo Cohen, Chair of the Board,                    |   |
|   |                             | President, Chief Executive Officer                   |   |
|   |                             | (Principal Executive Officer), Director              |   |
|   |                             |                                                 |   |
|   |                             |                                                 |   |
|   |                             | /S/ Randy F. Lieble                        |   |
|   |                             | Randy F. Lieble, Director, Vice President,           |   |
|   |                             | Chief Financial Officer (Principal                   |   |
|   |                             | Financial Officer), Treasurer                        |   |
|   |                             |                                                 |   |
|   |                             | Date: November 12, 2010                              |   |

----

| Exhibit Number |   | Exhibit Description                                                                             |
|----------------|--------|-------------------------------------------------------------------------------------------------|
|           |   |                                                                                            |
| 11             |   | Computation of Earnings per Share                                                               |
|           |   |                                                                                            |
| 31.1           |   | Chief Executive Officer Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |
|           |   |                                                                                            |
| 31.2           |   | Chief Financial Officer Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |
|           |   |                                                                                            |
| 32.1           |   | Chief Executive Officer Certification pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 |
|           |   |                                                                                            |
| 32.2           |   | Chief Financial Officer Certification pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 |