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 6150-01-155-5657
NSN 5835-00-135-4566
NSN 5996-00-466-7857
NSN 5925-01-561-4756
NSN 5905-01-575-9084
NSN 4140-01-294-8941
NSN 6130-01-088-0566
NSN 7035-00-890-7649
NSN 6620-00-893-1303
NSN 5910-01-336-0176
NSN 5950-01-630-9639
NSN 6150-01-519-9309