10 in stock
This Buna O-ring (Part# 050227) creates a tight, reliable seal inside your Kinney rotary piston vacuum pump. Measuring 53.57 mm inner diameter x 3.53 mm cross section, it is made of durable Buna-N (Nitrile) rubber . This O-ring fits many popular Kinney pump models including KT150C, KT300C, KT500C, KT300D, KT500D, KC5, KC8, KC15, KTC90, and KTC112 . It is also a key component in factory maintenance kits .
Out of stock
Out of stock
10 in stock
This is the Part# 23970121, a 55 mm x 3 mm O-ring made from high-quality Viton rubber . It is a direct replacement seal used on Ebara, Leybold, and Pfeiffer vacuum pumps including Ebara D40BCS, Ebara D65BCS, Leybold Trivac series, and Pfeiffer UNO30M models . You will also find this O-ring included in several major seal kits and repair kits
This Viton O-Ring (Part #23970504) is a critical sealing component for your Pfeiffer vacuum pump . It measures 55 mm (inner diameter) x 5 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 Pfeiffer, Busch, and Leybold pump brands . It fits the Pfeiffer DUO 250A and UNO 250A pump models, as well as Busch models WA501, WAU501, WS501, and WSU501 . 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 250A (PSK027) .
10 in stock
This FKM O-ring measures exactly 57.6 mm inner diameter with 2.4 mm thickness. It replaces Part #H02122055 (cross-reference OV-0715). This O-ring is used in Edwards DP series dry pumps and RV series rotary vane pumps . The FKM material handles high heat and harsh chemicals better than standard rubber.
Out of stock
10 in stock
This FKM O-ring has a 6 1/2 inch inner diameter and a 7 inch outer diameter (which gives it a 1/4 inch thickness). It replaces Part #085-042-116 [citation:085-042-116]. The FKM (Viton) material handles high heat and harsh chemicals better than standard rubber.
10 in stock
Out of stock
This Buna O-ring measures exactly 6.6 mm inner diameter with 2.4 mm thickness. It replaces Part #2120028 This O-ring is used on a wide range of Edwards E1/E2M pump models, including E2M2, E2M5, E2M8, E1M18, E2M18, E2M12, E2M0.7, E2M1, E2M1.5, E2M28, and E2M30 .
Out of stock
Out of stock
This Buna O-ring measures exactly 6.6 mm inner diameter with 2.4 mm thickness. It replaces Part #320038 (cross-reference OB-0890E) . This O-ring is used in Edwards E1/E2M pump families and is included in major overhaul and seal kits for E1M18, E2M18, and other models . The Buna-N (Nitrile) material offers great oil resistance at a fair price.
This Viton O-ring measures exactly 6.6 mm inner diameter with 2.4 mm thickness. It replaces Part #02120028V. 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, E2M18, E2M28, E2M30, and E1M18 . The Viton (FKM) material handles high heat up to 200°C and harsh chemicals better than standard rubber.
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