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O-Ring, 26.9 x 2.4 mm – Metal
O-Ring, 26.9 x 2.4 mm - Metal

O-ring, 79.5 X 3 mm – Buna, Part# 2120085

O-Ring, 26.9 x 2.4 mm - Metal

O-ring, 25 x 3 mm - Buna, Part# 2120065

$6.16
O-Ring, 26.9 x 2.4 mm - Metal

O-ring, 46.99 x 5.33 - Buna, Part# 02125044

$4.40

$4.40

This Buna O-ring measures exactly 79.5 mm inner diameter with 3 mm thickness. It replaces Part #2120085 This O-ring is specifically used on Edwards E2M28 and E2M30 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.

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  • O-Ring, 26.9 x 2.4 mm - Metal

    O-ring, 79.5 X 3 mm - Buna, Part# 2120085

    $4.40

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      O-Ring, 26.9 x 2.4 mm - Metal

      O-ring, 79.5 X 3 mm - Buna, Part# 2120085

      $4.40

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      This specific size (79.5 mm x 3 mm) is used on the Edwards E1/E2M pump family . This includes the following pump models:

      • E2M28

      • E2M30

      These are two-stage rotary vane pumps used in laboratories and industrial applications. They are known for delivering high ultimate vacuum and reliable performance. If you own or service these pumps, this is a seal you should keep in your spare parts box.

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