With two grooves 1/4 @in. Wide, 1/16 in. Deep, by 13/16 in. Long, 180 degrees apart. W/two hex socket set screws 3/8-16x7/16 in. Long
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 5950-01-584-7656
NSN 5895-00-153-2595
NSN 6135-00-284-1406
NSN 6650-01-556-6941
NSN 6610-00-851-3203
NSN 6135-01-351-2690
NSN 5965-00-103-5000
NSN 5930-01-226-1408
NSN 5910-00-789-8368
NSN 6685-00-269-3729
NSN 5950-01-045-3769
NSN 5960-00-810-6959