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 5895-01-433-0300
NSN 5835-00-192-4843
NSN 5925-01-204-6888
NSN 5925-00-169-4513
NSN 5910-01-640-9865
NSN 6240-01-277-7962
NSN 5910-01-552-2271
NSN 6620-00-286-5721
NSN 5920-01-063-9116
NSN 6135-01-184-0727
NSN 6130-00-378-5567
NSN 6645-01-051-1453