Two 1/4-20 nc tapped holes located on periphery 180 degrees apart with set screws
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Classification: Nuts of iron or steel
NSN 7035-01-432-4605
NSN 5998-01-408-8446
NSN 5855-00-446-5921
NSN 6650-01-646-1643
NSN 6105-00-807-6135
NSN 5999-01-156-4993
NSN 5905-01-039-6410
NSN 5996-01-166-5399
NSN 5915-00-313-8882
NSN 7035-00-945-3166
NSN 6685-00-395-3272
NSN 6130-00-242-0119