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 5985-01-028-4146
NSN 5998-01-652-1841
NSN 5998-01-587-0958
NSN 6135-01-576-8491
NSN 5915-01-032-1850
NSN 2925-01-359-4027
NSN 5925-01-260-9384
NSN 6610-00-222-4108
NSN 2925-01-156-9570
NSN 7035-01-573-4671
NSN 5945-01-213-3757
NSN 6220-00-197-9719