Chesterton 478-11 35M-GL-S P 050704 Mechanical Seal is a Chesterton mechanical seal assembly in the 478-11 family, configured as 35M-GL-S for a 1.375-inch shaft.
The P 050704 code appears in the product title, identifying this exact configuration within Chesterton's catalog.
As a mechanical seal, it provides a seal between a rotating shaft and its housing to prevent leakage.
