Chesterton S20 Dual Tandem Cassette Seal

High-Performance Modular Cassette Seal


This tandem seal uses a high-flow pump device, which assists in heat removal. The tandem configuration is engineered for high-pressure sealing. All wearing parts are contained in a single, replacement cassette unit. With a common universal gland, repair is a simple matter of exchanging cassettes.

View the latest info and trending news at


Chesterton S20 Tandem Cassette Double Seal Data Sheet