Products search Shop By Category Call 866-674-6225AdaptersCF Flanges and FittingsHigh Vacuum Bellows SS HosesValvesWeld TubesISO Flanges and FittingsKF (QF) Flanges and FittingsAlcatel Vacuum Pump PartsLeybold Vacuum Pump PartsPfeiffer Vacuum Pump PartsWelch Vacuum Pump PartsGreases – SuppliesVacuum Rated HosesUniversities OnlyPressure Measurement VacuumCustom Vacuum Components / Vented ScrewsGS Series Ball ValvesSuper Sale Items316 Stainless Steel ComponentsBriskHeat®1398 PUMP (WELCH)ShopWelch Vacuum Pump PartsDuoSeal Series1398 PUMP (WELCH) Showing all 8 results Default sortingSort by popularitySort by latestSort by price: low to highSort by price: high to lowSort by name: A-ZSort by name: Z-A KIT, GASKET, 1398 $261.96 Kit, Gasket, W/ mech. seal $352.98 Kit, Primary, C.I., Special $949.05 Kit, Primary, Phenolic, Special $945.72 KIT, PRIMARY, CAST IRON, 1398 $901.32 Kit, Secondary, W/ mech. seal $537.24 KIT, SECONDARY, 1398 $507.27 KIT, VANES, PRIM., PHENOLIC, 1398 $873.57