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Drip, drip, drip: Understanding O-rings in the repair process

Publication date: 
June 2013
Author: 
Gene Vogel, EASA Pump & Vibration Specialist

One drip per minute amounts to about a liter (quart) of water in 3 days. If that's the leak rate for an O-ring on a submersible pump, that's a big problem. O-rings are common for static seals on submersible pumps. An understanding of what makes a good static seal, and what causes them to leak, is obviously important for pump repair technicians.

Topic(s): 
Pumps
Pump seals