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 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.
This is the shaft sealing ring for Becker U Series vacuum pumps. Part number 90652800000 fits right on the pump shaft where it comes out of the housing. It stops oil from leaking out along the spinning shaft. It also keeps air from getting sucked in. If you see oil dripping from the front of your pump, this is likely the part you need. It fits many U4.70 and U4.100 models.