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 5855-01-100-3272
NSN 6240-01-014-5598
NSN 5945-01-378-7268
NSN 6685-01-171-4478
NSN 5990-00-607-1003
NSN 4140-01-542-6990
NSN 5915-01-145-5340
NSN 7035-00-104-7613
NSN 5960-01-089-8155
NSN 2925-01-288-2091
NSN 5998-01-452-5595
NSN 2925-01-497-9381