This is the cover gasket for Becker U Series vacuum pumps. Part number 00310126200 creates a tight seal between the pump cover and the main housing. It stops oil from leaking out. It keeps air from getting in. If you are rebuilding your pump or fixing a leak, you need this gasket. It fits many U Series models including U4.70 and U4.100.
This is the filter cover gasket for Becker U Series vacuum pumps. Part number 300026400 goes between the filter cover and the filter housing. It creates a tight seal so air does not leak past the filter. If your pump is not pulling full vacuum, a bad filter cover gasket could be the reason. It fits U4.165, U4.190, U4.250 models and many of their variations.
this complete Seal & Gasket Kit for Becker U Series pumps. Part number 5490002610F fits U4.100F, U4.100G, U4.100H, and U4.70F models. This kit includes the cover gasket, shaft sealing rings, copper sealing rings, O-rings, fiber gaskets, and valve washers. If your pump is leaking oil or losing suction, this kit has every seal you need to fix it.