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 7035-01-336-0464
NSN 5965-01-435-1894
NSN 5930-01-142-2571
NSN 5999-00-421-4139
NSN 6110-00-958-3794
NSN 6685-00-181-4423
NSN 6110-01-158-8779
NSN 5985-01-381-1540
NSN 6220-00-761-9520
NSN 6130-01-250-5144
NSN 5960-01-546-2379
NSN 4140-00-449-6024