Watts LF174A-75 1 1/4 - Part of the LF174A Series

This 1 1/4 inch lead free boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pressures on all types of hot water heating supply boiler equipment. It's body is lead free with NPT threaded female inlet and NPT threaded female outlet (drain) connections, non-metallic disc-to-metal seating, stainless steel spring, and test lever. It resists corrosive water conditions, sticking and freezing, and prevents water and sediment from being trapped in the seat. It is designed for emergency safety relief, not as an operating control. The pressure setting is 75 psi 517kPa), with corresponding ratings of 3,429,000 BTU/hr.

Features

• Spring loaded
• Soft seated
• Lead free body
• Automatic reseating

Specifications
Body Material	Lead Free Copper Silicon Alloy
Brand	Watts
EAN	098268586145
Inlet Connection Size	1 1/4 IN
Inlet Connection Type	Female Threaded
Inlet Thread Type	NPT
Lead Free	YES
Maximum Working Pressure-PSI	56
Outlet Connection Size	1 1/4 IN
Outlet Connection Type	Female Threaded
Outlet Thread Type	NPT
Part Number	0121514
Pressure Range	30 to 150 PSI
Pressure Relief Setting-PSI	75
Series	LF174A

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UPC - 098268586145