United Brass Works (198648) Lift Check Valve - 50TLS - 1 1/2” NPTUnited Brass Works (198648) Spring Check Valve 50TLS 1 1 2 1 1 2 lift check valve. Lift check valves are placed on return line after steam trap. It prevents back flow of water into steam trap. A Teflon disc is included. Available in a variety of sizes. All sizes have 200 WSP. 400 WOG Part Number: 198648 Model: 50TLS Complies with MSS SP 80 2013 1 1 2" inlet and outlet 200 WSP @ 406 max 400 WOG 100% pressure tested Threaded ends PTFE disc Integral Seat

Part Number: 6017191

Part# 50928

This patented technology provides the best protection without turning off the burner unless there is a low water condition

Low Pressure Type

Pump Body Material: Cast Iron

The bracket connects to the float housing on one end and to the switch on the other

The main valve can close tight for ANSI/

Air Eliminator are designed for use on liquid installations

The OPSK helps to minimize large temperature swings inherent in one pipe steam systems

and operate against back pressure

2 1/4 Diameter: 3 5/8” Adjustable Size: 2 1/2 x 4 1/2

Capacity:  710 lbs/hr