Used to secure drawbar
NSN 5965-00-636-4926
NSN 6135-00-583-3966
NSN 6150-01-072-0046
NSN 5895-00-582-7494
NSN 5990-01-386-5561
NSN 6645-01-576-9896
NSN 4140-01-104-4727
NSN 5999-01-486-1490
NSN 5905-01-533-8155
NSN 6620-01-313-3755
NSN 5998-01-314-6420
NSN 6145-00-197-9010