No other part numbers with same form, fit, and function found.
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.
NSN 6610-01-633-8931
NSN 5999-01-531-7211
NSN 6220-01-572-5442
NSN 5910-01-369-9618
NSN 6650-01-479-1297
NSN 5945-01-400-5928
NSN 5990-00-026-4420
NSN 6685-00-776-4622
NSN 5915-00-501-8579
NSN 6650-00-390-3568
NSN 6645-00-459-3313
NSN 6645-01-103-8449