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53L 1/2

Part of the 53L Series

Ordering Code: 0951516

UPC: 098268680621

Lead Free Model Available

1/2 In Bronze Pressure Relief Valve, Poppet Type , 150 psi, Test Lever

This 1/2 inch pressure relief valve is used in residential applications to protect against excessive pressure on domestic storage tanks and tankless water heaters. It consists of a bronze body construction with 1/2 inch NPT threaded male inlet and 1/2 inch NPT threaded female (drain) outlet connections, test lever and stainless steel spring. The pressure relief is set at 150 psi (10.3 bar). It is ANSI Z21.22 approved, listed and certified by CSA.

Product Features

  • Pressure relief is set at 150 psi (10.3 bar)
  • Test lever included
  • Bronze body construction
  • 1/2 IN male NPT inlet by 1/2 IN female outlet
Body Material Bronze
Brand Name Watts
GDS Status Registered
Inlet Connection Size 1/2 IN
Inlet Connection Type Male Threaded
Inlet Thread Type NPT
Lead Free NO
Maximum Temperature-Fahrenheit 80
Maximum Working Pressure-PSI 150
Model Number 53L 1/2
Outlet Connection Size 1/2 IN
Outlet Connection Type Female Threaded
Outlet Thread Type NPT
Part Number 0951516
Pressure Range 75 to 150 PSI
Pressure Relief Setting-PSI 150
Protection Type Pressure
Series 53L
Temperature Steam Discharge Capacity 15000 BTU/HR