Color federal standard 595 number 37038
No other part numbers with same form, fit, and function found.
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 5920-01-205-7302
NSN 6610-01-020-3764
NSN 5975-00-815-2160
NSN 4140-00-925-9218
NSN 6130-01-497-3089
NSN 5985-01-330-0242
NSN 5945-01-500-0398
NSN 5920-01-119-3652
NSN 2925-01-461-4347
NSN 6220-01-628-5417
NSN 6130-00-184-3758
NSN 5945-01-328-5888