Ensure long-lasting pump functionality with Welch Major Repair Kit 1399K-04, crafted for high precision. Discover more repair kits on our Belt-Driven Pump page.
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Products
Vacuum Pumps
Belt Driven PumpsDuoSeal 1374DuoSeal 1376 DuoSeal 1376B-46DuoSeal 1380DuoSeal 1397 DuoSeal 1397B-46DuoSeal 1399DuoSeal 1400DuoSeal 1402DuoSeal 1402B-46 DuoSeal 1405DuoSeal 1400W-01DuoSeal 1402W-01DuoSeal 1405W-01ChemStar 1400N-90ChemStar 1402N-90ChemStar 1376NChemStar 1400NChemStar 1402NCapture CRRBelt Kit 1397ABelt Kit 1399ABelt Kit 1400ABelt Kit 1405AMajor Repair Kit 1373K-06Major Repair Kit 1376K-06Major Repair Kit 1376K-10Major Repair Kit 1380K-04Major Repair Kit 1397K-08Major Repair Kit 1399K-04Major Repair Kit 1400K-04Major Repair Kit 1400K-10Major Repair Kit 1402K-06Major Repair Kit 1402K-10Major Repair Kit 1402K-47Minor Repair Kit 1373K-05Minor Repair Kit 1376K-05Minor Repair Kit 1376K-09Minor Repair Kit 1376K-46Minor Repair Kit 1397K-07Minor Repair Kit 1380K-03Minor Repair Kit 1399K-03Minor Repair Kit 1400K-03Minor Repair Kit 1400K-09Minor Repair Kit 1402K-05Minor Repair Kit 1402K-09Minor Repair Kit 1402K-46Seal Kit 1401EDuoSeal Oil
Two-Stage Rotary Vane PumpsCRVpro2CRVpro4CRVpro6CRVpro8CRVpro8 ChemCRVpro16CRVpro24CRVpro30CRVpro48CRVpro65CRVpro4 XPRFCRVpro8 XPRFCRVpro16 XPRFReplacement Element 1420E-02Separator - Pressure Side AKD 16Centering rings - ISO Fittings | Welch Vacuum AccessoiresPump On/Off Foot Switch 1430A Pump Connection Kit 1392K-01 Repair Kits - Oil Seal Pumps, Direct Drive 8905K
Diaphragm PumpsDryFast 2014DryFast 2032DryFast 2034DryFast 2037DryFast 2040DryFast 2042DryFast 2044DryFast 2047BTpro40BTpro70BTpro100BTpro170BTpro 2163B-01 Diaphragm PumpSelf Cleaner 2025Self Cleaner 2026Gemini 2050Gemini 2060Welch Vacuum 2154B-01 Standard Duty Diaphragm Pumps2019 Diaphragm Pump - vacuum filtrationXprf Diaphragm Pump 2085Xprf Diaphragm Pump 2090One-Head Service Kit 2037K-01High Capacity 2067 Diaphragm Pump High Capacity 2062 Diaphragm PumpHigh Capacity 2054 Diaphragm PumpHigh Capacity 2064 Diaphragm Pump
WOB-L Piston PumpsPiston Pumps WOB-L® 2511Wob-L 2522Wob-L 2534Wob-L 2546Wob-L 2561Wob-L 2562Wob-L 2563Wob-L 2567Wob-L 2580Wob-L 2581Wob-L 2585Wob-L 2595Wob-L 8150 Tank SystemRepair Kit 2522K-03Exhaust Silencer 1412d
Explosion-Proof PumpsRotary Vane Pump CRVpro 4 XRPFRotary Vane Pump CRVpro 8 XRPF | Welch Vacuum ProductsRotary Vane Pump CRVpro 16 XPRF | Welch Vacuum ProductsDiaphragm Pump with Explosion Proof Motor 2085 Diaphragm Pump with Explosion Proof Motor 2090 | WelchDuoSeal 1400W-01 | Belt-driven vacuum Pump | WelchDuoSeal 1405W-01 | Belt-driven vacuum Pump | WelchDuoSeal 1402W-01 | Belt-driven vacuum Pump | WelchCHEMSTAR 1400N-90 | Belt-driven vacuum Pump | WelchCHEMSTAR 1402N-90 | Belt-driven vacuum Pump | Welch