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.
NSN 5925-01-254-2578
NSN 6240-01-069-2688
NSN 5895-00-021-4861
NSN 7035-00-215-3272
NSN 5935-01-078-8375
NSN 6150-01-362-0509
NSN 5975-01-229-1874
NSN 5910-00-479-0347
NSN 5998-01-251-7299
NSN 5835-01-647-6426
NSN 5960-00-873-4539
NSN 6240-01-277-7962