453 in. Rim hole; 53 mm base diameter
No other part numbers with same form, fit, and function found.
NSN 5985-01-459-8441
NSN 6110-00-363-3974
NSN 5999-00-956-0679
NSN 6105-00-309-4586
NSN 6620-01-476-0498
NSN 6650-01-145-5173
NSN 5855-01-652-4934
NSN 6145-01-611-6822
NSN 5945-00-005-0325
NSN 5835-01-522-9881
NSN 5930-01-283-6175
NSN 7035-01-194-9482