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 6220-01-173-2203
NSN 5998-01-372-4029
NSN 5990-01-416-6009
NSN 6645-01-040-1402
NSN 5996-01-146-5765
NSN 6240-00-383-7668
NSN 5855-00-532-0025
NSN 5925-01-270-1921
NSN 6610-01-483-1317
NSN 5935-01-035-4729
NSN 6135-01-592-4139
NSN 6110-01-418-6589