D4557 Adjustable Relief Valve Body Material Bronze Inlet Type MNPT Outlet Type FNPT Inlet Size 1 1/4 in Outlet Size 1 1/4 in Factory Set Pressure 600 psi Pressure Range 401 to 600 psi Disc Material 316 Stainless Steel Overall Height 8 1/2 in Application Liquids Seat Material 316 Stainless Steel Spring Material 316 Stainless Steel Temp Range 0 Degrees to 450 Degrees F Test Lever NoMRO3ETN6
| # | Attribute | Value |
|---|---|---|
| 1. | brand | AQUATROL |

