U/a: rib assembly; opposite -40
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 5975-01-141-6531
NSN 6150-00-431-3723
NSN 5990-00-212-4316
NSN 5996-01-646-1264
NSN 5855-01-236-6987
NSN 5910-01-343-0289
NSN 7035-01-068-5077
NSN 6150-00-281-3447
NSN 6685-01-197-0540
NSN 5999-01-630-1596
NSN 5905-00-936-4276
NSN 5855-01-492-9795