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 5975-01-391-4523
NSN 6610-01-643-6652
NSN 6220-00-485-8907
NSN 6135-00-016-0071
NSN 2925-01-329-3665
NSN 6650-01-523-9850
NSN 6620-00-826-7238
NSN 6685-00-900-2131
NSN 5965-01-589-0448
NSN 6320-01-631-7828
NSN 6145-01-141-7937
NSN 5915-00-727-0388