A nut having 12 drive points and 24 sides. The bearing surface may be washer faced. An integral locking feature is incorporated in the design of the head or in the threads.
Classification: Nuts of iron or steel
NSN 5975-01-303-4065
NSN 6610-01-615-7988
NSN 6650-00-905-9317
NSN 5925-00-235-8524
NSN 5925-01-372-0863
NSN 5990-01-453-3552
NSN 6135-01-260-7180
NSN 6685-01-319-2671
NSN 5950-00-605-1925
NSN 6220-01-112-5045
NSN 6620-01-019-3955
NSN 6650-01-207-2905