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 5930-01-017-8231
NSN 6145-01-598-9912
NSN 5985-01-102-0401
NSN 6685-00-907-7666
NSN 5950-00-876-9357
NSN 6620-01-279-4353
NSN 7035-01-560-8371
NSN 5895-00-394-6875
NSN 5925-01-238-1294
NSN 5985-01-472-2037
NSN 5985-01-233-4013
NSN 6320-01-166-3602