EXHIBIT 11

ESTERLINE TECHNOLOGIES CORPORATION

Computation of Basic and Diluted Earnings Per Common Share

For the Three and Six Month Periods Ended May 2, 2008 and April 27, 2007

(Unaudited)

(In thousands, except per share
amounts)



|                                                                              |  |                    |         |                  |   |            |  |               |         |  |   |        
|----------------------------------------------------------------------------- |  | ------------------ | ------- | ---------------- | - | ---------- |  | ------------- | ------- |  | - | -------
|                                                                              |  | Three Months Ended |         | Six Months Ended
|                                                                              |  | May 2,2008         |         | April 27,2007    |   | May 2,2008 |  | April 27,2007
|                                                                              |  |                    |         |                 
|Net Sales                                                                     |  | $                  | 373,955 |                  | $ | 312,280    |  | $             | 746,384 |  | $ | 569,524
|Gross Margin                                                                  |  |                    | 126,589 |                  |   | 98,862     |  |               | 246,631 |  |   | 173,431
|                                                                              |  |                    |         |                 
|Net Earnings                                                                  |  | $                  | 25,185  |                  | $ | 19,760     |  | $             | 56,169  |  | $ | 32,561 
|                                                                              |  |                    |         |                  |   |            |  |               |         |  |   |        
|                                                                              |  |                    |         |                 
|Basic                                                                         |  |                    |         |                  |   |            |  |               |         |  |   |        
|                                                                              |  |                    |         |                 
|Weighted Average Number of Shares Outstanding                                 |  |                    | 29,442  |                  |   | 25,590     |  |               | 29,413  |  |   | 25,560 
|                                                                              |  |                    |         |                  |   |            |  |               |         |  |   |        
|                                                                              |  |                    |         |                 
|Earnings Per Share  Basic                                                    |  | $                  | .86     |                  | $ | .77        |  | $             | 1.91    |  | $ | 1.27   
|                                                                              |  |                    |         |                  |   |            |  |               |         |  |   |        
|                                                                              |  |                    |         |                 
|Diluted                                                                       |  |                    |         |                  |   |            |  |               |         |  |   |        
|                                                                              |  |                    |         |                 
|Weighted Average Number of Shares Outstanding                                 |  |                    | 29,442  |                  |   | 25,590     |  |               | 29,413  |  |   | 25,560 
|Net Shares Assumed to be Issued for Stock Options                             |  |                    | 440     |                  |   | 407        |  |               | 433     |  |   | 404    
|                                                                              |  |                    |         |                  |   |            |  |               |         |  |   |        
|                                                                              |  |                    |         |                 
|Weighted Average Number of Shares and Equivalent Shares Outstanding  Diluted |  |                    | 29,882  |                  |   | 25,997     |  |               | 29,846  |  |   | 25,964 
|                                                                              |  |                    |         |                  |   |            |  |               |         |  |   |        
|                                                                              |  |                    |         |                 
|Earnings Per Share  Diluted                                                  |  | $                  | .84     |                  | $ | .76        |  | $             | 1.88    |  | $ | 1.25   
|                                                                              |  |                    |         |                  |   |            |  |               |         |  |   |