An auxiliary longitudinal member of the structural framework of a fuselage, nacelle, empennage, wing, and the like. It is designed to stiffen and/or support the skin by attachment of bulkheads, formers, frames, ribs, and the like.
Classification: Other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites)
NSN 5975-00-553-7151
NSN 6620-00-273-8735
NSN 5935-01-650-4189
NSN 6145-01-168-3141
NSN 5996-00-925-8402
NSN 5998-00-471-6000
NSN 5965-01-645-3875
NSN 6620-00-701-3575
NSN 6135-00-918-6993
NSN 6320-01-592-6248
NSN 5965-01-641-2437
NSN 5855-01-147-6024