Armstrong B5175 250M12 Mechanism Less Float for M12 Float & Thermostatic Steam Trap

Armstrong part B5175: 250m12 mechanism less float for the Armstrong M12 float & thermostatic steam trap (L & M Series).

Armstrong's L and M Series ultra-capacity float and thermostatic steam traps have cast iron bodies with stainless steel floats, valves, seats and lever mechanisms. The integral balanced-pressure phosphor-bronze bellows air vent, caged in stainless steel, follows the steam pressure-temperature curve from 0 to 250 psig.

Manufacturer documentation for the L & M Series: data sheet, installation and maintenance manual.