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 6645-01-322-8431
NSN 6105-00-198-9645
NSN 6645-01-250-8129
NSN 5950-00-702-4476
NSN 5950-01-454-9989
NSN 5998-01-364-6873
NSN 6105-01-628-1176
NSN 6645-01-421-3629
NSN 6105-01-568-9495
NSN 6240-01-542-8886
NSN 5945-01-518-6778
NSN 6320-01-326-1316