A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery.
Classification: Nuts of iron or steel
NSN 6240-00-817-5388
NSN 5999-00-007-9288
NSN 5975-00-850-6809
NSN 5950-00-964-7321
NSN 5950-01-542-6912
NSN 5999-01-500-9885
NSN 2925-00-874-1864
NSN 5996-00-938-1796
NSN 5965-01-460-9743
NSN 5985-01-116-8735
NSN 5905-01-181-5323
NSN 5925-01-542-9068