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 5915-01-183-3447
NSN 5895-01-536-2207
NSN 6610-00-824-3376
NSN 6135-00-377-9165
NSN 6150-01-322-8112
NSN 6645-00-216-6126
NSN 5920-01-519-8106
NSN 5895-00-869-6233
NSN 5930-00-778-2145
NSN 5990-01-131-2008
NSN 6320-00-857-4073
NSN 6130-00-412-5955