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 5998-01-617-4247
NSN 6145-00-024-6683
NSN 5990-01-555-6616
NSN 6105-01-415-9351
NSN 5945-01-069-3363
NSN 5950-01-367-1060
NSN 5960-00-728-1434
NSN 6645-01-149-4231
NSN 5975-01-097-1734
NSN 5985-01-435-1585
NSN 5975-00-107-4283
NSN 5930-00-901-1555