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 5999-01-104-4057
NSN 6135-01-275-1363
NSN 6105-00-151-7528
NSN 5950-01-570-5389
NSN 5996-01-326-5094
NSN 6145-01-263-3902
NSN 6240-01-437-9439
NSN 2925-01-606-3201
NSN 6130-00-891-8800
NSN 5965-00-217-2476
NSN 5905-01-345-4945
NSN 6145-01-349-7756