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The Armstrong 818404-000K SBA-MF 4 Series is a maintenance-free seal bearing assembly kit designed for in-line circulating pumps. It prevents leaks and ensures reliability in circulator systems, featuring a stainless steel shaft, EPDM/sintered silicon carbide seal, and maintenance-free ball bearings. This assembly is compatible with Series S & H, including models S-45, S-46, and H-41.
Maintenance-free seal bearing assembly kit for Armstrong circulator systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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