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 6610-01-314-7964
NSN 6150-00-283-2131
NSN 6130-01-463-7402
NSN 6645-00-767-6307
NSN 5930-01-215-7656
NSN 6610-01-385-1771
NSN 6645-01-356-3105
NSN 6135-00-182-7008
NSN 5925-01-433-3952
NSN 6105-01-651-9178
NSN 5835-01-391-4556
NSN 5905-01-109-3328