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 5835-01-286-6499
NSN 5835-01-545-2629
NSN 5998-00-161-6564
NSN 5985-00-333-5948
NSN 6650-01-161-1624
NSN 6130-01-578-0500
NSN 6320-01-220-2264
NSN 5905-00-262-0942
NSN 5925-00-204-9759
NSN 5998-00-227-4863
NSN 6150-00-542-6679
NSN 6620-01-481-1358