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 6220-01-102-3580
NSN 5835-00-764-4388
NSN 6650-00-159-7117
NSN 6145-01-352-5925
NSN 2925-01-462-1620
NSN 5910-01-369-4820
NSN 5998-01-629-9701
NSN 4140-01-370-4868
NSN 5990-01-527-7640
NSN 5999-01-383-7423
NSN 5915-00-253-5142
NSN 5975-01-632-1447