A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6240-00-646-6931
NSN 5915-01-324-3881
NSN 5910-00-218-1114
NSN 5920-01-597-6730
NSN 5945-01-352-3910
NSN 6650-01-326-1521
NSN 5920-00-069-3039
NSN 5996-01-238-2656
NSN 6320-01-019-1028
NSN 6620-00-532-2068
NSN 6645-01-633-1852
NSN 4140-00-296-9695