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 2925-01-035-1096
NSN 5895-01-440-7016
NSN 6620-00-542-1579
NSN 6130-00-010-6824
NSN 6685-01-238-3790
NSN 5975-01-094-5237
NSN 5835-01-167-1824
NSN 5935-00-015-8136
NSN 6105-01-599-5240
NSN 6620-01-106-3553
NSN 6135-01-426-4962
NSN 6105-01-619-7109