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 5905-01-481-2429
NSN 6610-01-033-7957
NSN 5920-01-452-7268
NSN 6645-00-761-7256
NSN 6135-00-777-5562
NSN 5855-01-267-2751
NSN 6620-01-616-0884
NSN 5965-01-077-3346
NSN 5998-01-247-7729
NSN 6645-01-048-4671
NSN 5895-00-814-2248
NSN 5996-00-735-3839