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 5985-01-081-0878
NSN 6145-00-347-1171
NSN 6645-01-296-2301
NSN 7035-00-763-6180
NSN 2925-01-432-8452
NSN 5895-01-175-1347
NSN 6130-00-847-8040
NSN 6685-00-058-9526
NSN 5985-00-975-3152
NSN 5915-01-224-7044
NSN 6150-01-165-6525
NSN 5835-01-532-9373