A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6645-01-521-4383
NSN 5935-01-071-5296
NSN 6130-01-491-2994
NSN 6220-01-007-1912
NSN 5935-01-324-8631
NSN 4140-01-606-7079
NSN 6145-00-612-6728
NSN 6220-01-530-3265
NSN 5910-01-633-9963
NSN 6105-01-341-9122
NSN 5835-00-170-5238
NSN 6685-00-553-8733