Slots in upper portion
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery.
Classification: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
NSN 5835-01-342-7975
NSN 5975-00-599-1701
NSN 5996-01-014-6103
NSN 5965-01-658-6725
NSN 5895-00-113-3074
NSN 5950-00-550-7155
NSN 5950-00-243-9668
NSN 6620-01-286-2204
NSN 5985-00-361-8657
NSN 5950-00-245-3397
NSN 6240-00-177-0385
NSN 6650-00-143-1889