Two drive points, at 180 degree angle, have been omitted
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 5965-01-497-1150
NSN 2925-01-633-4048
NSN 5855-01-406-4821
NSN 6620-00-770-0989
NSN 5945-01-098-7262
NSN 6150-00-457-3770
NSN 6240-01-463-5158
NSN 7035-01-145-5059
NSN 6645-00-204-4100
NSN 5895-01-645-9484
NSN 6685-01-250-0311
NSN 5855-01-406-6305