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 5965-01-381-4879
NSN 2925-01-537-2069
NSN 6220-01-104-5075
NSN 5855-01-147-6024
NSN 5996-00-066-7451
NSN 5975-01-186-0114
NSN 5910-00-372-4555
NSN 5975-01-034-2266
NSN 5920-00-866-3945
NSN 5975-01-049-1793
NSN 6685-01-430-2447
NSN 5996-01-264-8463