A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6130-01-389-0621
NSN 5915-01-350-3696
NSN 5945-00-134-1335
NSN 5965-01-021-4163
NSN 5965-01-246-6162
NSN 5945-01-199-9108
NSN 6320-00-403-6003
NSN 6135-01-424-1114
NSN 5895-01-552-8587
NSN 5945-01-606-2879
NSN 5910-01-453-7784
NSN 5996-01-642-1095