Width across flats: 2.25 in. Nom; outside thread characteristics: 3.125 in.-16 n rh
A cap, usually of metal, designed to retain lubricant and excludes foreign matter from bearings. It is normally used as an end closure on items designed to rotate on a shaft,such as a wheel hub, or fit into a housing at the end of a rotating shaft, or the like. Do not use if a more specific name applies. For items mounted by bolt holes, see cover, access.
Classification: Crown corks (including crown seals and caps), and parts thereof, of base metal
NSN 6645-01-023-8020
NSN 5975-01-555-8035
NSN 5925-00-706-9975
NSN 6110-01-277-2563
NSN 5965-01-429-0881
NSN 5835-01-631-3940
NSN 6610-00-915-3215
NSN 5998-01-158-5452
NSN 6645-00-766-7935
NSN 6240-01-633-9357
NSN 5990-00-518-0684
NSN 6145-01-660-0998