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 5975-01-105-0981
NSN 6110-00-452-0448
NSN 5999-01-437-5176
NSN 5915-01-522-5188
NSN 5930-01-411-7123
NSN 5920-01-647-3197
NSN 6220-01-051-0363
NSN 6650-01-376-6965
NSN 6150-00-886-6638
NSN 5905-01-414-2561
NSN 6105-00-777-4293
NSN 5945-01-085-4825