American Steam Gauge & Valve MFG, Boston Mass. brass steam valve
USD 200.00 USD
Apparently this old heavy solid brass thing is a boiler relief valve. Just what you needed. Threaded at 1 1/4" ready to go for your use. Written on it is: AMERICAN STEAM GAUGE & VALVE MFG CO BOSTON, MASS U.S. Written on the threaded end: 120 LBS. 238466 1 1/4 IN.