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 6645-01-315-2010
NSN 6135-01-551-0562
NSN 5935-01-197-7795
NSN 6220-00-379-4044
NSN 6135-01-552-1568
NSN 5950-00-765-0601
NSN 5910-00-015-7280
NSN 5960-01-019-4920
NSN 2925-01-381-5307
NSN 6610-01-224-7247
NSN 6145-00-330-7581
NSN 5925-01-462-7251