Steel 4140; finish black oxide; 3.250 in. Diameter first end, 2.000 in. Diameter second end, 2.030 in. Lg; 4 holes dr and counterbore for 0.250 in.-20
No other part numbers with same form, fit, and function found.
An item for connecting two sets of grooves/keys (as of different diameters), changing groove/key size and/or spacing, or for changing groove/key configuration for uses not originally intended.
Classification: Interchangeable tools for handtools or for machine tools, nesoi, and base metal parts thereof
NSN 7035-01-463-9855
NSN 5985-00-091-1122
NSN 5990-01-367-9168
NSN 6645-00-825-2448
NSN 6610-00-837-3012
NSN 5925-01-377-5890
NSN 5990-01-534-8609
NSN 5935-00-161-3429
NSN 5895-00-681-9721
NSN 5945-01-228-5514
NSN 4140-01-519-5537
NSN 5895-00-241-0214