This Viton O-ring measures exactly 18.64 mm inner diameter with 3.53 mm thickness. It replaces Part #2125020 This O-ring is used on Edwards E1M40, E2M40, E1M80, and E2M80 pump models . The Viton (FKM) material handles high heat up to 200°C and harsh chemicals better than standard rubber, with a hardness of 80 Shore A .
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 Buna O-ring measures exactly 19.6 mm inner diameter with 2.4 mm thickness. It replaces Part #2120041 . This O-ring is specifically used on Edwards E2M2, E2M5, and E2M8 pump models . The Buna-N (Nitrile) material offers great oil resistance at a fair price .
This O-ring has a 2 5/8 inch inner diameter and a 0.139 inch cross-section (thickness) . It replaces Part #085-020-514 This is a standard inch-size O-ring used in Edwards vacuum equipment. The exact material is not specified, so please verify your requirements before ordering.
This FKM O-ring measures exactly 2.437 inches inner diameter with 0.139 inches cross-section (thickness). It replaces Part #H02126165. This is an inch size O-ring (approximately 61.9 mm ID x 3.53 mm CS). The FKM material handles high heat and harsh chemicals better than standard rubber.
This Viton O-ring measures exactly 20 mm inner diameter with 2.5 mm thickness. It replaces Part #320081. This is a standard metric size used in Edwards KF/NW flange assemblies and vacuum pumps . The Viton (FKM) material handles high heat up to 200°C and harsh chemicals better than standard rubber
This FKM O-ring measures exactly 207 mm inner diameter with 3 mm thickness. It replaces Part #H02122234. This O-ring is used in Edwards nXDS dry scroll pumps , EH/QMB booster blowers , and E1M/E2M series pumps . The FKM material handles high heat and harsh chemicals better than standard rubber.
This Buna O-ring measures exactly 21.5 mm inner diameter with 3 mm thickness. It replaces Part #P23724073 (cross-reference OB-1785). The Buna-N material offers great oil resistance at a fair price and is a common seal used in Edwards vacuum pumps.
This FKM O-ring measures exactly 21.6 mm inner diameter with 2.4 mm thickness. It replaces Part #H02122042. This O-ring is used in Edwards DP series dry pumps and is included in official O-ring kits . The FKM material handles high heat and harsh chemicals better than standard rubber.
This Buna O-ring measures exactly 21.6 mm inner diameter with 2.4 mm thickness. It replaces Part #2120042 (cross-reference OB-0940) . This O-ring is used on Edwards E2M12, E2M0.7, E2M1, and E2M1.5 pump models .
This Buna O-ring measures exactly 23.39 x 3.53 mm and replaces Part #2125023. It is a direct fit for pump models like E2M175 and E2M275. The Buna-N material offers great oil resistance at a fair price.
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 Viton O-ring measures exactly 24.99 mm inner diameter with 3.53 mm thickness. It replaces Part #2126024. This O-ring is specifically used on Edwards Dry pump family, including DP40, QDP40, IQDP40, DP80, QDP80, and IQDP80 models . The Viton (FKM) material handles high heat and harsh chemicals better than standard rubber .
Keep your large Edwards vacuum pump sealed tight with this Buna O-ring. Made to exact size 240.67 x 6.99 mm, this ring replaces Part #2125091. The Buna-N material gives you great oil resistance at a fair price. It is a smart choice for everyday vacuum pump maintenance.
This FKM O-ring measures approximately 242.76 mm inner diameter with 3 mm thickness. It replaces Part #H02124184. This O-ring is used in large Edwards EH booster pumps, including EH2600 and EH4200 models . The FKM material handles high heat and harsh chemicals better than standard rubber.
This Buna O-ring measures exactly 46.99 mm inner diameter with 5.33 mm thickness. It replaces Part #02125044. This O-ring is used on Edwards E1M40, E2M40, E1M80, and E2M80 pump models . The Buna-N (Nitrile) material offers excellent resistance to oils and fuels at a cost-effective price , with a standard hardness of 70 Shore A .
This Viton O-ring measures exactly 25.12 mm inner diameter with 1.78 mm thickness. It replaces Part #02125260 This O-ring is specifically used on Edwards EH2600 and EH4200 booster pumps and conforms to AS568 standard size AS022 . The Viton (FKM) material handles high heat up to 199°C and harsh chemicals better than standard rubber .
This is a pack of 5 metal sealing rings. Each ring has a 26.9 mm inner diameter and 31.6 mm outer diameter. It replaces Edwards Part #02115003. These are copper gaskets used for ConFlat (CF) vacuum flanges. They create a leak-tight seal for ultra-high vacuum (UHV) systems and handle very high temperatures.
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