Alt matl -9/-10 may be fab. From 3.5 x 4 x 9 pl stock, spec fms-3002-t851 mach as shown; dim are stocksize
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 6105-00-553-8943
NSN 4140-01-441-2339
NSN 6220-00-719-4254
NSN 5975-00-823-0979
NSN 6130-01-389-4002
NSN 6320-00-593-0379
NSN 6150-00-784-4237
NSN 6685-01-394-7547
NSN 4140-00-846-3423
NSN 5996-01-283-6729
NSN 5835-01-618-6485
NSN 5975-01-041-1866