Steel per mil-s-18729
An item of various configuration that is an integral member of the airframe structure. It is specifically designed for the purpose of maintaining, positioning, joining, and strengthening the aircraft structure. It may include holes for mounting purposes or 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 5925-01-261-9537
NSN 6685-00-596-8765
NSN 4140-01-393-7455
NSN 5965-01-315-3112
NSN 7035-01-027-2259
NSN 5998-01-088-7262
NSN 6645-01-103-0901
NSN 5990-01-234-0789
NSN 6320-00-731-6134
NSN 5990-01-605-4769
NSN 5945-00-296-8464
NSN 5835-00-823-6116