This Buna O-ring measures exactly 66.27 mm inner diameter with 3.53 mm thickness. It replaces Part #2125171 This O-ring is specifically used on Edwards E1M275 and E2M275 pump models . The Buna-N (Nitrile) material offers great oil resistance at a fair price.
This Buna O-ring measures exactly 68 mm inner diameter with 3 mm thickness. It replaces Part #320426. This size is used as a piston O-ring in Edwards iL70 dry pumps and as a gas-ballast valve seal on many vacuum pumps . The Buna-N (Nitrile) material offers great oil resistance at a fair price
This Buna O-ring measures exactly 69.5 mm inner diameter with 3 mm thickness. It replaces Part #P23724072 (cross-reference OB-1955) . This is the official seal for the oil sight glass on RV3, RV5, RV8, and RV12 pump models . The Buna-N material offers great oil resistance at a fair price.
This Viton O-ring measures exactly 69.5 mm inner diameter with 3 mm thickness. It replaces Part #2122083 (cross-reference OV-1415) . This O-ring is specifically 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 FKM O-ring measures exactly 69.5 mm inner diameter with 3 mm thickness. It replaces Part #H02122083 (cross-reference OV-1415). This O-ring is used on Edwards E1M18, E2M18, E2M28, and E2M30 pump models . The FKM material handles high heat and harsh chemicals better than standard rubber.
This Buna O-ring measures exactly 69.5 mm inner diameter with 3 mm thickness. It replaces Part #23724-072 [citation:23724-072]. This is the official seal for the oil sight glass on RV3, RV5, RV8, and RV12 pump models . The Buna-N (Nitrile) material offers great oil resistance at a fair price .
This Viton O-ring measures exactly 7.59 mm inner diameter with 2.62 mm thickness. It replaces Part #02126116 This O-ring is used on a wide range of Edwards E1/E2M pump models, including E2M0.7, E2M1, E2M1.5, E2M2, E2M5, E2M8, E2M12, E1M18, E2M18, E2M28, and E2M30 .
This Viton O-ring measures exactly 7.6 mm inner diameter with 2.4 mm thickness. It replaces Part #P23712039. The Viton material handles high heat and harsh chemicals better than standard rubber. This size is commonly used in Edwards RV series pump maintenance.
10 in stock
10 in stock
This Buna O-ring measures exactly 7.92 mm inner diameter with 2.6 mm thickness. It replaces Part #02125116 (cross-reference OB-0775) . This O-ring is specifically used on Edwards E1M40, E2M40, E1M80, and E2M80 pump models . The Buna-N (Nitrile) material offers great oil resistance at a fair price.
10 in stock
10 in stock
This Viton O-Ring (Part #320523) is a critical sealing component for your Pfeiffer DUO 120A vacuum pump . It measures 73 mm x 5 mm. 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. If you are rebuilding your DUO 120A pump, this O-ring is a must-have part. In fact, it is included as a standard component in the Seal Kit (Part # PSK024) and the Major Overhaul Kit (Part # PMK024) for this pump .
This Viton O-Ring (Part #320182) is a versatile sealing component for your vacuum pump. It measures 75 mm (inner diameter) x 3.0 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 compatible with Ebara, Pfeiffer, Busch, and Welch pump brands . It fits a wide range of models including the Pfeiffer DUO 5, DUO 5C, DUO 10, DUO 10C, Ebara WV250B, WV250C, WV500B, WV500C, and Welch CRVpro16, CRVpro24 . If you are rebuilding your pump or performing routine maintenance, this O-ring is a must-have part.
This Viton O-Ring (Part #320521) is a critical sealing component for your Pfeiffer DUO vacuum pump . It measures 75.56 mm x 5.33 mm. 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 120A and DUO 125 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 (Part # PSK024) for the DUO 120A .
10 in stock
10 in stock
10 in stock
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