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 5985-00-161-8907
NSN 5998-01-232-0945
NSN 6145-00-583-9989
NSN 6135-01-342-3859
NSN 5905-00-594-8102
NSN 6220-01-005-3839
NSN 6320-00-456-0836
NSN 6645-01-644-5312
NSN 5945-01-616-1896
NSN 5905-00-117-0863
NSN 6220-00-299-7749
NSN 4140-00-834-5413