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$3.17
Becker U4.20 pump sealed tight with this Dowty seal. It measures 18.5 mm outer diameter, 11.8 mm inner diameter, and 1.5 mm thick. A Dowty seal is a special type of washer that combines a metal ring with a rubber insert. It creates a leak-proof seal on threaded connections. Designed specifically for the Becker U4.20 pump.
This Dowty Seal, 18. 5 x 11. 8 x 1. 5 mm is used on Becker brand of U Series family’s U4. 20 pump models.
This Dowty seal is made specifically for the Becker U4.20 vacuum pump . It is not for bigger pumps. Just the U4.20.Inside your U4.20 pump, this Dowty seal sits between threaded connections. It is often used on oil lines and other fittings that need to be taken apart for service. Every time you screw two metal parts together, this seal goes in between.
10 in stock
10 in stock
10 in stock
10 in stock
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