2 csk holes, 0.250 in. Diameter to 0.390 in. Dia, 100 degrees; located on surface of plate
No other part numbers with same form, fit, and function found.
A nut, flat on top and bottom, having four flat sides of which two parallel sides are shorter than the other two. For items having a thickness (or height) exceeding two times the width, use post, electrical-mechanical equipment. (when height or thickness and/or width is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Classification: Nuts of iron or steel
NSN 5945-01-280-5477
NSN 6320-01-516-3836
NSN 5975-01-657-2799
NSN 6650-01-525-7308
NSN 6105-01-448-4290
NSN 5996-00-272-2560
NSN 4140-01-347-8502
NSN 5910-01-280-5405
NSN 6620-01-550-2805
NSN 6105-00-248-5772
NSN 6145-01-083-9193
NSN 6620-01-196-0626