An item designed as a principal member of various primary structures within an aircraft. It provides strength, rigidity and the like while maintaining the proper dimensional distances as required. It may include holes for mounting and/or joining to other items to form an assembly.
Classification: Other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites)
NSN 5945-00-104-5922
NSN 5910-01-461-4317
NSN 5965-01-460-9743
NSN 6685-00-976-0890
NSN 5910-01-351-5248
NSN 7035-01-411-6062
NSN 5930-01-023-8447
NSN 5975-01-133-3975
NSN 5998-01-312-3334
NSN 5930-01-218-2368
NSN 5935-01-540-8019
NSN 5998-00-577-3519