U/a: rib assembly; opposite -41
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
Classification: Other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites)
NSN
NSN 5999-01-659-6120
NSN 5855-01-437-6161
NSN 5945-00-185-1822
NSN 6110-00-816-7444
NSN 5915-01-226-4300
NSN 5920-01-534-6495
NSN 6320-00-433-2773
NSN 5975-01-419-6733
NSN 5998-01-440-4496
NSN 6620-01-023-2938
NSN 5895-01-537-4492