Chromic acid dipped
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 5895-01-435-6139
NSN 2925-00-233-5644
NSN 5915-00-768-1885
NSN 5895-00-518-1593
NSN 5925-01-088-6863
NSN 5925-01-117-8170
NSN 5915-01-281-8559
NSN 5895-00-045-9695
NSN 2925-01-350-0200
NSN 5985-01-612-1445
NSN 7035-00-465-3298
NSN 5915-01-245-2408