Exhibit 11.1

ESTERLINE TECHNOLOGIES CORPORATION

(In thousands, except per share amounts)

Computation of Earnings Per Share  Basic



|                                                      |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|----------------------------------------------------- |  | ---- | ------- | ---- | - | ------ |  | ---- | ------ | ---- | - | ------ |  | - | ------
|                                                      |  | 2008 |         | 2007 |   | 2006   |  | 2005 |        | 2004
|Income From Continuing    Operations                  |  | $    | 113,509 |      | $ | 87,762 |  | $    | 53,611 |      | $ | 47,403 |  | $ | 29,370
|Income From    Discontinued Operations,    Net of Tax |  |      | 7,024   |      |   | 4,522  |  |      | 2,004  |      |   | 10,623 |  |   | 10,213
|                                                      |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|                                                      |  |      |         |      |  
|Net Earnings                                          |  | $    | 120,533 |      | $ | 92,284 |  | $    | 55,615 |      | $ | 58,026 |  | $ | 39,583
|                                                      |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|                                                      |  |      |         |      |  
|Weighted Average Number    of Shares                  |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|Outstanding  Basic                                   |  |      | 29,507  |      |   | 25,824 |  |      | 25,413 |      |   | 24,927 |  |   | 21,195
|                                                      |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|                                                      |  |      |         |      |  
|Earnings Per Share  Basic:                           |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|Continuing operations                                 |  | $    | 3.85    |      | $ | 3.40   |  | $    | 2.11   |      | $ | 1.90   |  | $ | 1.39  
|Discontinued operations                               |  |      | .23     |      |   | .17    |  |      | .08    |      |   | .43    |  |   | .48   
|                                                      |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|                                                      |  |      |         |      |  
|Earnings Per Share  Basic                            |  | $    | 4.08    |      | $ | 3.57   |  | $    | 2.19   |      | $ | 2.33   |  | $ | 1.87  
|                                                      |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       



---

ESTERLINE TECHNOLOGIES CORPORATION

(In thousands, except per share amounts)

Computation of Earnings Per Share  Diluted



|                                                                                       |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|-------------------------------------------------------------------------------------- |  | ---- | ------- | ---- | - | ------ |  | ---- | ------ | ---- | - | ------ |  | - | ------
|                                                                                       |  | 2008 |         | 2007 |   | 2006   |  | 2005 |        | 2004
|Income From Continuing    Operations                                                   |  | $    | 113,509 |      | $ | 87,762 |  | $    | 53,611 |      | $ | 47,403 |  | $ | 29,370
|Income From Discontinued    Operations,                                                |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|Net of Tax                                                                             |  |      | 7,024   |      |   | 4,522  |  |      | 2,004  |      |   | 10,623 |  |   | 10,213
|                                                                                       |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|                                                                                       |  |      |         |      |  
|Net Earnings                                                                           |  | $    | 120,533 |      | $ | 92,284 |  | $    | 55,615 |      | $ | 58,026 |  | $ | 39,583
|                                                                                       |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|                                                                                       |  |      |         |      |  
|Weighted Average Number    of Shares Outstanding                                       |  |      | 29,507  |      |   | 25,824 |  |      | 25,413 |      |   | 24,927 |  |   | 21,195
|                                                                                       |  |      |         |      |  
|Net Shares Assumed to be    Issued for Stock Options                                   |  |      | 401     |      |   | 428    |  |      | 405    |      |   | 375    |  |   | 344   
|                                                                                       |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|                                                                                       |  |      |         |      |  
|Weighted Average Number    of Shares and Equivalent    Shares Outstanding
    Diluted |  |      | 29,908  |      |   | 26,252 |  |      | 25,818 |      |   | 25,302 |  |   | 21,539
|                                                                                       |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|                                                                                       |  |      |         |      |  
|Earnings Per Share  Diluted:                                                          |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|Continuing operations                                                                  |  | $    | 3.80    |      | $ | 3.34   |  | $    | 2.08   |      | $ | 1.87   |  | $ | 1.36  
|Discontinued operations                                                                |  |      | .23     |      |   | .18    |  |      | .07    |      |   | .42    |  |   | .48   
|                                                                                       |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       
|                                                                                       |  |      |         |      |  
|Earnings Per Share  Diluted                                                           |  | $    | 4.03    |      | $ | 3.52   |  | $    | 2.15   |      | $ | 2.29   |  | $ | 1.84  
|                                                                                       |  |      |         |      |   |        |  |      |        |      |   |        |  |   |       



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