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 6685-01-147-7305
NSN 5905-01-644-2147
NSN 5935-01-225-4253
NSN 6135-01-293-3066
NSN 5910-00-575-4315
NSN 5855-01-132-5139
NSN 4140-01-161-8955
NSN 6135-01-415-1163
NSN 6685-00-819-8831
NSN 6320-01-338-6006
NSN 6130-00-025-4857
NSN 6130-01-115-9237