Barnes & Jones 3875 Thermostatic Cage Unit for B&J 3/4' Vacuum Breakers PMO 125 PSIG, 7.3 oz., 3875

Barnes & Jones 3875: thermostatic cage unit for B&J 3/4' Vacuum Breakers PMO 125 PSIG, 7.3 oz., 3875.

A Barnes & Jones cage unit contains every working part of a thermostatic steam trap, including the seat, calibrated together under steam at the factory and locked into a stainless steel housing. It drops into the existing trap body as a one-piece, removable, testable unit, with no loose parts to align or over-tighten. Type A units serve vacuum to 25 psig, Type B to 65 psig and Types C and D to 300 psig.

Manufacturer documentation: product literature.