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 5920-01-068-3135
NSN 6610-01-133-9812
NSN 6150-01-061-5778
NSN 6650-01-330-6740
NSN 5975-01-498-9406
NSN 5960-01-617-6345
NSN 5996-01-078-7645
NSN 5855-00-832-7316
NSN 5998-01-287-2090
NSN 4140-00-523-9058
NSN 6645-01-050-5221
NSN 5990-00-532-2641