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 5990-01-490-5614
NSN 6610-00-497-3801
NSN 5915-00-597-2369
NSN 6645-01-365-6711
NSN 5930-01-167-1826
NSN 5960-01-125-2356
NSN 6150-01-517-6586
NSN 6220-00-984-7767
NSN 6320-01-189-6891
NSN 6320-00-908-6841
NSN 6645-00-273-1203
NSN 5855-01-441-3189