This is a PFPE-lubricated ball bearing used on Edwards EH Booster and QMB Blower pumps . It fits models QMB250, EH250, QMB500, and EH500.
This is an S-Row ball bearing used on Edwards EH Booster and QMB Blower pumps . It fits models QMB250, EH250, QMB500, and EH500.
The COUPLING BAFFLE EH500 is a replacement part made for the Edwards EH500 Mechanical Booster Pump. It sits inside the coupling-cover assembly. Its main job is to manage oil flow and reduce oil mist escaping from the gearbox area. This simple part helps keep your pump clean and running smoothly for longer.
The COUPLING COVER EH250/500 C/SEAL PK 1 is a complete replacement cover for the Edwards EH250 and EH500 mechanical booster pumps. It comes with the seal already included. This cover bolts onto the side of the pump where the motor connects. It protects the coupling area and holds the oil inside. If your existing cover is cracked, leaking oil, or damaged, this is the direct replacement you need. It fits both the EH250 and EH500 pump models .
10 in stock
10 in stock
Protect your pump from dirt and dust with this Edwards Dust Seal. This part (22302005) fits Edwards EH Booster and QMB Blower models. It specifically works on the QMB250, EH250, QMB500, and EH500 pumps. It keeps unwanted particles out of the moving parts. This helps your pump run smoothly for a longer time.
The Edwards Sight Glass (Part #A29201004) is a direct replacement oil level window for many Edwards vacuum pumps and boosters. It fits EH series boosters (EH250, EH500, EH1200, EH2600, EH4200), EDP/DP series dry pumps, GV series pumps, and QMB boosters .
The Felt Filter (Part # 22302015) is a replacement part for Edwards EH Series mechanical booster pumps and QMB Series blowers . It fits the EH250, EH500, QMB250, and QMB500 models . This small felt disc acts as a filter. It traps dust and debris before they can enter the pump’s internal parts.
This is the Edwards Ballast Gasket. Part number 27159615. It seals the gas ballast valve on your E1/E2M series vacuum pump . If your pump is losing vacuum or hissing, this small gasket might be the problem. Replace it to stop air leaks.
This is the Edwards Gasket. Part number 27159438. It is used on EH Booster and QMB Blower pumps . Specifically designed for the EH250, EH500, QMB250, and QMB500 models . If you are servicing your booster pump, this gasket is essential for a proper seal.
This Viton O-ring measures exactly 109.5 mm inner diameter with 3 mm thickness. It replaces Part #2122091 This O-ring is specifically used on Edwards EH Booster and QMB Blower pump families, including QMB250, EH250, QMB500, and EH500 models
This Buna O-ring measures exactly 11.1 mm inner diameter with 1.6 mm thickness. It replaces Part #02122009 . This O-ring is used on a wide range of Edwards pump families, including EH Booster, QMB Blower, and E1/E2M models, covering pumps like QMB250, EH250, QMB500, EH500, E2M28, and E2M30 .
This Viton O-ring measures exactly 15.54 mm inner diameter with 2.62 mm thickness. It replaces Part #2126121 (cross-reference OV-1050) . This O-ring is used on Edwards EH Booster and QMB Blower pump families, including QMB250, EH250, QMB500, EH500, EH2600, and EH4200 models . The Viton (FKM) material handles high heat up to 200°C and harsh chemicals better than standard rubber .
This Viton O-ring measures exactly 19 mm inner diameter with 3 mm thickness. It replaces Part #23714034 This O-ring is specifically used on Edwards EH Booster and QMB Blower pump families, including QMB250, EH250, QMB500, and EH500 models . The Viton (FKM) material handles high heat up to 200°C and harsh chemicals better than standard rubber.
This Viton O-ring measures exactly 233 mm inner diameter with 3 mm thickness. This O-ring is specifically used on Edwards EH Booster and QMB Blower pump families, including QMB250, EH250, QMB500, and EH500 models . The Viton (FKM) material handles high heat up to 200°C and harsh chemicals better than standard rubber.
This O-ring is specifically used on Edwards EH Booster and QMB Blower pump families, including QMB250, EH250, QMB500, EH500, EH2600, and EH4200 models . The Buna-N (Nitrile) material offers great oil resistance at a fair price.
This O-ring is used on a wide range of Edwards pump families, including EH Booster, QMB Blower, and E1/E2M models, covering pumps like QMB250, EH250, E2M2, E2M5, E2M8, and E2M12 The Buna-N (Nitrile) material offers great oil resistance at a fair price.
Upgrade your pump seal to Teflon (PTFE) for maximum chemical resistance. Part number 02109052 is a PTFE shaft seal. It is designed for applications where standard rubber or even Viton seals are not enough. This seal handles almost every chemical without swelling or breaking down.
10 in stock
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