$4.40
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 .
O-ring, 21.6 x 2.4 mm - Buna, Part# 2120042
O-ring, 21.6 x 2.4 mm - Buna, Part# 2120042
This O-ring is a direct replacement for Edwards part number 2120042. The cross-reference number for this part is OB-0940 . It is made from Buna material. You may also hear it called Buna-N or Nitrile rubber (NBR)
This specific size (21.6 mm x 2.4 mm) is used on the Edwards E1/E2M pump family . This includes the following pump models:
E2M12
E2M0.7
E2M1
E2M1.5
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Out of stock
10 in stock
Out of stock
Out of stock
10 in stock
10 in stock
Replace the worn shaft seal on your small Edwards pump with this part. Part number 02109078 (also listed as SB0087) fits the E2M0.7, E2M1, and E2M1.5 models. This is a Viton seal that handles heat and chemicals better than standard rubber.
Out of stock
Out of stock
10 in stock
10 in stock
Out of stock
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