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 5855-00-361-0167
NSN 5965-01-100-1195
NSN 5965-01-097-4867
NSN 6145-00-024-6683
NSN 5996-01-628-0425
NSN 5925-01-392-6382
NSN 5910-00-627-0267
NSN 5905-00-761-4075
NSN 5960-01-350-5332
NSN 6320-00-295-2854
NSN 4140-01-448-9725
NSN 5999-01-641-7211