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 6320-00-688-9983
NSN 6110-00-456-9506
NSN 5996-00-338-9760
NSN 6135-00-369-2368
NSN 5855-00-933-9978
NSN 6220-00-185-6048
NSN 5925-01-200-2714
NSN 6220-00-155-4524
NSN 5996-01-535-0963
NSN 5925-01-158-3547
NSN 7035-01-045-7202
NSN 5999-01-200-2840