| Attribute | Proportional Relief Valves |
| Body Material | 316 Stainless Steel |
| Connection 1 Size | 1/2 in. |
| Connection 1 Type | Male NPT |
| Connection 2 Size | 1/2 in. |
| Connection 2 Type | Male NPT |
| Seal Material | Fluorocarbon FKM |
| Orifice | 0.25 in /6.4 mm |
| Spring KitColor | Yellow |
| Set Pressure | 750~ 1500 PSIG |
| Temperature Rating | -10℉ to 300℉ (- 23℃ to 148℃) |
| Working Pressure Rating | Max 1500 PSIG (103 bar) |
| Testing | Gas Pressure Test |
| Cleaning Process | Standard Cleaning and Packaging (CP-01) |