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 5905-01-566-0315
NSN 5985-00-597-2966
NSN 6620-00-233-6839
NSN 5960-00-978-7435
NSN 6685-00-557-0760
NSN 2925-00-064-6629
NSN 5998-01-316-7196
NSN 5925-01-421-3154
NSN 5990-01-251-0234
NSN 5999-01-368-2677
NSN 5998-01-166-4808
NSN 6135-01-113-1507