A principal longitudinal member of the structural framework of an aircraft fuselage, nacelle, empennage boom, or similar component.
Classification: Other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites)
NSN 6620-00-981-6958
NSN 6130-00-228-5636
NSN 6135-01-247-5660
NSN 5996-00-553-7348
NSN 5996-01-234-9156
NSN 5915-00-248-5824
NSN 5990-01-449-7090
NSN 6130-00-866-3469
NSN 5985-01-442-7661
NSN 5920-01-258-0617
NSN 7035-01-344-8708
NSN 6145-01-013-7466