EXHIBIT 11

ESTERLINE TECHNOLOGIES CORPORATION

Computation of Basic and Diluted Earnings Per Common Share

For the Three and Six Month Periods Ended April 28, 2006 and April 29, 2005

(Unaudited)

(In thousands, except per share
amounts)



|                                                       |  |                    |         |               |                  |         |               |  |               |         |  |   |        
|------------------------------------------------------ |  | ------------------ | ------- | ------------- | ---------------- | ------- | ------------- |  | ------------- | ------- |  | - | -------
|                                                       |  | Three Months Ended |         |               | Six Months Ended
|                                                       |  | April 28,2006      |         | April 29,2005 |                  |         | April 28,2006 |  | April 29,2005
|Net Sales                                              |  | $                  | 247,939 |               | $                | 211,592 |               |  | $             | 453,604 |  | $ | 401,384
|Gross Margin                                           |  |                    | 80,739  |               |                  | 68,538  |               |  |               | 143,598 |  |   | 126,638
|                                                       |  |                    |         |              
|Income From Continuing Operations                      |  |                    | 17,659  |               |                  | 13,726  |               |  |               | 26,023  |  |   | 23,809 
|Income (Loss) From Discontinued Operations, Net of Tax |  |                    |        |               |                  | (562    | )             |  |               |        |  |   | 6,965  
|                                                       |  |                    |         |               |                  |         |               |  |               |         |  |   |        
|Net Earnings                                           |  | $                  | 17,659  |               | $                | 13,164  |               |  | $             | 26,023  |  | $ | 30,774 
|                                                       |  |                    |         |               |                  |         |               |  |               |         |  |   |        
|                                                       |  |                    |         |              
|Basic                                                  |  |                    |         |               |                  |         |               |  |               |         |  |   |        
|Weighted Average Number of Shares Outstanding          |  |                    | 25,385  |               |                  | 25,120  |               |  |               | 25,361  |  |   | 24,577 
|                                                       |  |                    |         |               |                  |         |               |  |               |         |  |   |        
|Earnings (Loss) Per Share  Basic                      |  |                    |         |               |                  |         |               |  |               |         |  |   |        
|Continuing operations                                  |  | $                  | .70     |               | $                | .55     |               |  | $             | 1.03    |  | $ | .97    
|Discontinued operations                                |  |                    |        |               |                  | (.03    | )             |  |               |        |  |   | .28    
|                                                       |  |                    |         |               |                  |         |               |  |               |         |  |   |        
|Earnings per share  basic                             |  | $                  | .70     |               | $                | .52     |               |  | $             | 1.03    |  | $ | 1.25   
|                                                       |  |                    |         |               |                  |         |               |  |               |         |  |   |        



1



---

ESTERLINE TECHNOLOGIES CORPORATION

Computation of Basic and Diluted Earnings Per Common Share

For the Three and Six Month Periods Ended April 28, 2006 and April 29, 2005

(Unaudited)

(In thousands, except per share amounts)



|                                                                              |  |                    |        |               |                  |        |               |  |               |        |  |   |       
|----------------------------------------------------------------------------- |  | ------------------ | ------ | ------------- | ---------------- | ------ | ------------- |  | ------------- | ------ |  | - | ------
|                                                                              |  | Three Months Ended |        |               | Six Months Ended
|                                                                              |  | April 28,2006      |        | April 29,2005 |                  |        | April 28,2006 |  | April 29,2005
|Diluted                                                                       |  |                    |        |               |                  |        |               |  |               |        |  |   |       
|Weighted Average Number of Shares Outstanding                                 |  |                    | 25,385 |               |                  | 25,120 |               |  |               | 25,361 |  |   | 24,577
|Net Shares Assumed to be Issued for Stock Options                             |  |                    | 432    |               |                  | 364    |               |  |               | 419    |  |   | 376   
|                                                                              |  |                    |        |               |                  |        |               |  |               |        |  |   |       
|Weighted Average Number of Shares and Equivalent Shares Outstanding  Diluted |  |                    | 25,817 |               |                  | 25,484 |               |  |               | 25,780 |  |   | 24,953
|                                                                              |  |                    |        |               |                  |        |               |  |               |        |  |   |       
|                                                                              |  |                    |        |              
|Earnings (Loss) Per Share  Diluted                                           |  |                    |        |               |                  |        |               |  |               |        |  |   |       
|Continuing operations                                                         |  | $                  | .68    |               | $                | .54    |               |  | $             | 1.01   |  | $ | .95   
|Discontinued operations                                                       |  |                    |       |               |                  | (.02   | )             |  |               |       |  |   | .28   
|                                                                              |  |                    |        |               |                  |        |               |  |               |        |  |   |       
|Earnings per share  diluted                                                  |  | $                  | .68    |               | $                | .52    |               |  | $             | 1.01   |  | $ | 1.23  
|                                                                              |  |                    |        |               |                  |        |               |  |               |        |  |   |       



2