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 6135-01-174-4863
NSN 5905-00-454-2812
NSN 5930-01-248-0111
NSN 5960-01-424-0590
NSN 6620-01-037-4631
NSN 5998-00-350-6039
NSN 5950-01-215-1500
NSN 5965-01-187-4008
NSN 6220-00-981-3057
NSN 6220-00-647-3096
NSN 6650-00-379-5434
NSN 6220-00-084-4240