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 5920-00-967-1396
NSN 5905-00-730-4908
NSN 6240-00-762-0795
NSN 6320-01-261-2848
NSN 5950-01-606-2922
NSN 6685-01-048-2889
NSN 5920-01-143-5002
NSN 5930-00-036-9535
NSN 5950-01-355-1387
NSN 6685-00-466-0465
NSN 5905-00-882-9328
NSN 5920-01-116-3576