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 5960-01-411-5899
NSN 6145-01-519-7571
NSN 6650-00-482-2019
NSN 6620-01-546-4942
NSN 6620-00-316-2167
NSN 5925-01-139-9972
NSN 6135-01-492-8934
NSN 5910-00-528-9714
NSN 5990-01-485-0260
NSN 6650-01-587-8380
NSN 5965-00-554-4138
NSN 5965-01-494-6829