| National Stock Number:
 1560-14-449-3952
 
 Federal Supply Class:
 1560
 
 National Item Identification Number:
 144493952
 
 Description:
 RIB,AIRFOIL
 
 Detail:
 A principal chordwise rib that gives cross-sectional shape, strength and rigidity to a portion of a wing, stabilizer, and the like. See also RIB (1), STIFFENER, AIRCRAFT
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