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 6620-00-500-0041
NSN 6645-00-948-9763
NSN 5855-01-444-4220
NSN 5915-01-648-2126
NSN 5975-00-565-1071
NSN 5905-00-817-7772
NSN 6240-01-149-1428
NSN 6685-00-924-2288
NSN 5855-00-014-5008
NSN 5895-00-507-3498
NSN 6320-01-386-3491
NSN 5835-01-515-6537