3 inch diamter
No other part numbers with same form, fit, and function found.
NSN 5950-01-634-0677
NSN 6145-00-184-1110
NSN 6610-00-401-2601
NSN 6645-01-014-9205
NSN 6130-00-541-8468
NSN 5835-00-419-0575
NSN 5855-00-631-4565
NSN 6220-00-635-8818
NSN 6645-01-135-3938
NSN 6320-01-106-4414
NSN 5915-01-516-7371
NSN 5945-01-055-4305