EXHIBIT 11

ESTERLINE TECHNOLOGIES CORPORATION

Computation of Basic and Diluted Earnings Per Common Share

For the Three Month Periods Ended January 30, 2009 and February 1, 2008

(Unaudited)

(In thousands, except per share
amounts)



|                                                                             |  |                    |         |                 |   |        
|---------------------------------------------------------------------------- |  | ------------------ | ------- | --------------- | - | -------
|                                                                             |  | Three Months Ended
|                                                                             |  | January 30,2009    |         | February 1,2008
|                                                                             |  |                   
|Net Sales                                                                    |  | $                  | 309,717 |                 | $ | 357,325
|Gross Margin                                                                 |  |                    | 102,152 |                 |   | 115,213
|                                                                             |  |                   
|Net Earnings From Continuing Operations                                      |  | $                  | 11,487  |                 | $ | 29,725 
|Net Earnings From Discontinued Operations                                    |  |                    | 15,456  |                 |   | 1,259  
|                                                                             |  |                    |         |                 |   |        
|Net Earnings                                                                 |  | $                  | 26,943  |                 | $ | 30,984 
|                                                                             |  |                    |         |                 |   |        
|                                                                             |  |                   
|Basic                                                                        |  |                    |         |                 |   |        
|                                                                             |  |                   
|Weighted Average Number of Shares Outstanding                                |  |                    | 29,664  |                 |   | 29,386 
|                                                                             |  |                    |         |                 |   |        
|                                                                             |  |                   
|Earnings Per Share  Basic:                                                  |  |                    |         |                 |   |        
|Continuing Operations                                                        |  | $                  | .39     |                 | $ | 1.01   
|Discontinued Operations                                                      |  |                    | .52     |                 |   | .04    
|                                                                             |  |                    |         |                 |   |        
|Earnings Per Share  Basic                                                   |  | $                  | .91     |                 | $ | 1.05   
|                                                                             |  |                    |         |                 |   |        
|                                                                             |  |                   
|Diluted                                                                      |  |                    |         |                 |   |        
|                                                                             |  |                   
|Weighted Average Number of Shares Outstanding                                |  |                    | 29,664  |                 |   | 29,386 
|Net Shares Assumed to be Issued for Stock Options                            |  |                    | 201     |                 |   | 425    
|                                                                             |  |                    |         |                 |   |        
|                                                                             |  |                   
|Weighted Average Number of Sharesand Equivalent Shares Outstanding  Diluted |  |                    | 29,865  |                 |   | 29,811 
|                                                                             |  |                    |         |                 |   |        
|                                                                             |  |                   
|Earnings Per Share  Diluted:                                                |  |                    |         |                 |   |        
|Continuing Operations                                                        |  | $                  | .38     |                 | $ | 1.00   
|Discontinued Operations                                                      |  |                    | .52     |                 |   | .04    
|                                                                             |  |                    |         |                 |   |        
|Earnings Per Share  Diluted                                                 |  | $                  | .90     |                 | $ | 1.04   
|                                                                             |  |                    |         |                 |   |