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 6110-01-483-3739
NSN 5835-01-384-3206
NSN 6110-01-618-3219
NSN 6320-01-422-0765
NSN 6610-01-456-1166
NSN 5920-00-848-9771
NSN 5998-01-081-6389
NSN 5999-00-086-3585
NSN 5835-00-138-2601
NSN 6135-00-416-2898
NSN 5905-01-383-5597
NSN 4140-01-279-3618