Divison of Shortys HVAC Supplies
Since 1973

Armstrong Circulator Parts

Both S and H Series circulators feature the unique Armstrong shaft and bearing module for ease of serviceability and maximum interchangeability. Oversized shafts of alloy steel machined to exact tolerances. Impellers are constructed from non-ferrous material and are designed for optimal water delivery. Available in bronze-fitted and all-bronze construction.

Design Features

Standard Three-Piece Design

Radially-Split Body

Oversized Shaft

Centrifugal Impeller

Positive Mechanical Seal

Modular Construction