Bearing surface shall be square to p.D. Of thread to within 0.001 t.I.R.
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 6135-00-862-5736
NSN 2925-01-157-9204
NSN 5996-00-143-9377
NSN 5985-01-363-4800
NSN 5950-01-545-7911
NSN 5965-01-051-0126
NSN 4140-00-818-2891
NSN 5965-01-412-5946
NSN 2925-00-947-9814
NSN 5920-01-457-8398
NSN 5920-01-078-3780
NSN 5925-01-445-5967