A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 5920-01-647-8618
NSN 6150-01-179-3107
NSN 4140-01-042-7755
NSN 5930-01-109-6950
NSN 6610-01-406-4985
NSN 5930-01-076-6450
NSN 5999-00-256-9366
NSN 5985-01-111-4731
NSN 6105-01-444-7540
NSN 5990-00-138-0854
NSN 6320-00-977-3930
NSN 5965-01-130-5952