Material specification fms-3002-t851---must meet class a ultrasonic inspection requirements per mil-i-8950 (ndt 1501)
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 7035-01-474-2768
NSN 2925-01-496-1068
NSN 6240-01-149-4179
NSN 6105-00-051-9924
NSN 5905-01-366-7378
NSN 6685-00-460-2174
NSN 5975-00-842-5274
NSN 5910-01-200-6653
NSN 6110-01-090-5094
NSN 5835-01-067-9271
NSN 4140-01-473-0982
NSN 5915-00-814-9559