Disc and seals are nitrile and viton, plated steal lever
No other part numbers with same form, fit, and function found.
NSN 4140-01-283-1275
NSN 5835-00-454-7239
NSN 5935-00-787-3424
NSN 6110-01-583-0363
NSN 6645-00-049-4872
NSN 6610-01-033-1748
NSN 5910-00-213-8204
NSN 6645-01-430-2420
NSN 5996-00-949-8885
NSN 5999-01-613-0058
NSN 5996-01-464-4276
NSN 5835-01-237-3769