Out of stock
This is the Pfeiffer Part# 4070262, a 15 x 5 mm O-ring made of high-performance Viton (FKM) rubber. It is specifically designed to replace the worn seal in Pfeiffer UNO 1.5A and DUO 1.5A vacuum pumps . Keep your vacuum pump leak-free and running efficiently with this direct-fit, durable seal.
This Viton O-ring measures exactly 15.3 mm inner diameter with 2.4 mm thickness. It replaces Part #02122037 This O-ring is used on Edwards E1M18, E2M18, E2M28, and E2M30 pump 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 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 Nitrile O-ring measures exactly 15.6 mm inner diameter with 2.4 mm thickness. It replaces Part #H02120037. This O-ring is used as the oil drain plug seal on Edwards RV3, RV5, RV8, RV12 pumps and E2M0.7/E2M1.5 models . The Nitrile (Buna-N) material offers good oil resistance at a fair price.
Out of stock
Out of stock
Get your vacuum pump back in shape with this large, durable Viton O-ring. Measuring 150 mm inside diameter (ID) x 3.0 mm width (CS) , this Part# 29361336 is a perfect fit for the Pfeiffer DUO 125 pump. It is also used in repair kits for Edwards EH/QMB booster pumps. Made from high-quality Viton (FKM) , it handles the high heat and oils of industrial vacuum systems without breaking down.
10 in stock
This O-ring is specifically used on Edwards E1M80 and E2M80 pump models . The Buna-N (Nitrile) material offers great oil resistance at a fair price and is the standard choice for oil-sealed vacuum pumps.
Out of stock
This Viton O-ring measures exactly 159.5 mm inner diameter with 3 mm thickness. It replaces Part #02120101V. This O-ring is used on Edwards E1M80 and E2M80 pump models .The Viton (FKM) material handles high heat up to 205°C and harsh chemicals better than standard rubber
This Viton O-Ring (Part #320174) is a critical sealing component for your small Pfeiffer DUO vacuum pump . It measures 16 mm (inner diameter) x 1.0 mm (cross section). Made from Viton, a high-performance synthetic rubber, this O-ring creates a tight, reliable seal. It prevents leaks and keeps your vacuum pressure strong.
This O-ring is designed for the Pfeiffer DUO 2.5 and DUO 2.5C pump models . If you are rebuilding your pump, this O-ring is a must-have part. In fact, it is included as a standard component in the Seal Kit for the DUO 2.5C (Part # PKE00020T) , where two of these O-rings are used , as well as in the Minor Kit for the DUO 2.5 (Part # 194324) , which contains one of these O-rings .
10 in stock
Out of stock
10 in stock
This is the Pfeiffer Part# 4071536, a large 165 mm x 3 mm O-ring made from durable Viton rubber . It is a replacement seal for Pfeiffer DUO 5 and DUO 10 series vacuum pumps . Use this part to stop oil leaks and keep your pump running strong.
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