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 6685-00-679-3052
NSN 4140-01-306-0248
NSN 5990-01-312-2638
NSN 5920-00-452-3889
NSN 5910-00-506-3106
NSN 5925-01-132-8569
NSN 2925-01-236-3547
NSN 6135-00-557-8874
NSN 5895-01-277-2866
NSN 5998-00-463-4463
NSN 5915-01-036-2109
NSN 5935-01-582-6040