This is the Pfeiffer Part# 4070949, a small 8 mm x 2 mm O-ring made from high-quality Viton rubber . It is a replacement seal for Pfeiffer DUO 5 and DUO 5C vacuum pumps. Use this part to fix small leaks and keep your pump running smoothly.
10 in stock
Leybold Sogevac pump sealed and running efficiently with this Viton O-ring. The O-ring, 8 x 2 mm – Viton, is a direct replacement part designed for a perfect fit on a wide range of Sogevac pump models, including the SV40B, SV65B, SV100B, SV120B, SV500B, SV630B, SV630BF, SV750B, and SV750BF .
10 in stock
10 in stock
Keep your vacuum pump running smoothly with this high-quality Viton O-ring. Measuring 8 mm inside diameter (ID) x 2.0 mm width (CS) , this Part# 4070125 is a direct replacement for specific Pfeiffer and Leybold pumps. Made from durable Viton (FKM) , it resists heat, chemicals, and oil to prevent leaks.
10 in stock
Leybold pump sealed and running efficiently with this Viton O-ring . The O-ring, 8.3 x 2.4 mm – Viton, is a direct replacement part designed for a secure and lasting seal in your Leybold equipment . Made from high-quality Viton (FKM), this seal offers superior resistance to heat and chemicals compared to standard rubber seals .
Busch vacuum pump sealed tight with this 80mm x 5mm Viton O-Ring. Part# 320272 is made from high-quality FKM (Viton) rubber. It is tough against heat and oil. This is a direct replacement part for many Busch pump models, including the R5 series. Get a perfect fit and stop leaks today.
Leybold Sogevac pump sealed and running efficiently with this Viton O-ring . The O-ring, 82.14 x 3.53 mm – Viton, is a direct replacement part designed for a perfect fit on a wide range of Sogevac pump models, including the SV65B, SV40BIFC, and SV65BIFC . This critical sealing component is also included as a core part of official Leybold seal and major repair kits for these pumps .
10 in stock
vacuum pump sealed tight with this 85mm x 3mm Viton O-Ring. Part# 980333 is made from high-quality FKM (Viton) rubber. It resists heat, oils, and chemicals. This is a direct replacement part for Alcatel-Adixen, Ebara, and Busch pumps including ACP15, A30W, A70W, and WV1500 series. Stop leaks and maintain strong vacuum pressure.
Leybold pump sealed and running efficiently with this Viton O-ring . The O-ring, 85 x 5 mm – Viton, is a direct replacement part designed for a secure and lasting seal in your Leybold equipment .
10 in stock
This Buna O-ring measures exactly 85.09 x 5.33 mm and replaces Part #2125055. It is a direct fit for pump models like E1M175 and E1M275 . The Buna-N material offers great oil resistance at a fair price.
This Buna O-ring measures exactly 86 mm inner diameter with 2 mm thickness. It replaces Part #02124086. This O-ring is specifically used on Edwards E2M2, E2M5, E2M8, and E2M12 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.
This Buna O-ring measures exactly 86 mm inner diameter with 2 mm thickness. It replaces Part #27159503 . This O-ring is specifically used on Edwards E2M2, E2M5, E2M8, and E2M12 pump models . It is also included in the Seal Kit #37001820 for E1/E2M family pumps . The Buna-N (Nitrile) material offers great oil resistance at a fair price .
10 in stock
Leybold Ruvac pump sealed and running efficiently with this Viton O-ring. The O-ring, 86 x 3 mm – Viton, is a direct replacement part designed for a perfect fit on Ruvac pump models including the WS151, WS251, WSU151, and WSU251 .
10 in stock
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