A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6320-01-449-1014
NSN 4140-00-162-0859
NSN 5925-01-341-3159
NSN 2925-01-408-2088
NSN 6220-01-093-9737
NSN 5905-00-103-7842
NSN 6610-00-144-7036
NSN 6645-00-413-0461
NSN 6110-01-356-4573
NSN 6650-01-145-9570
NSN 6130-01-051-4950
NSN 6610-01-250-0237