Used on gau 5a/a
A nut, circular in shape, having wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery. It has an integral washer which extends beyond the wrenching element periphery.
NSN 5998-01-386-8203
NSN 6145-00-950-3867
NSN 6110-01-533-1843
NSN 6645-01-469-9094
NSN 6135-00-497-0491
NSN 4140-01-601-1901
NSN 2925-01-206-2250
NSN 5920-01-331-4712
NSN 5965-00-790-6539
NSN 6105-01-369-9699
NSN 5835-00-467-7294
NSN 5935-00-165-3949