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 6240-01-014-3447
NSN 6105-01-350-0308
NSN 6130-01-462-0662
NSN 5910-01-376-0759
NSN 5915-01-067-0954
NSN 5925-00-052-0140
NSN 6240-00-053-8877
NSN 5855-00-100-9003
NSN 5985-00-331-7946
NSN 5920-01-250-5243
NSN 5975-00-226-2781
NSN 4140-01-641-9197