Inside diameter is 5.750 min and 5.755 max
No other part numbers with same form, fit, and function found.
NSN 5990-01-382-5364
NSN 6620-00-437-3220
NSN 5960-01-425-1454
NSN 5925-01-208-6344
NSN 5998-01-040-6137
NSN 6110-00-985-7698
NSN 5920-01-311-6855
NSN 5990-01-565-2226
NSN 5855-00-237-4088
NSN 5925-00-700-8349
NSN 5965-01-415-2898
NSN 5985-01-358-3524