Slots in upper portion
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 6685-01-519-8649
NSN 5905-01-479-3541
NSN 6240-01-052-5971
NSN 5855-01-079-8716
NSN 5915-01-422-0564
NSN 6105-01-004-0456
NSN 5895-01-479-6165
NSN 6130-01-643-8805
NSN 6220-01-510-9765
NSN 5855-01-452-0157
NSN 5998-00-430-7245
NSN 6110-00-925-0238