| Attribute | Proportional Relief Valves |
| Body Material | 316 Stainless Steel |
| Connection 1 Size | 12 mm |
| Connection 1 Type | Hikelok® Tube Fitting |
| Connection 2 Size | 12 mm |
| Connection 2 Type | Hikelok® Tube Fitting |
| Seal Material | Fluorocarbon FKM |
| Orifice | 0.23 in /5.8 mm |
| Spring KitColor | Orange |
| Set Pressure | 300~ 550 PSIG |
| Temperature Rating | -20℉ to 400℉ (- 29℃ to 204℃) |
| Working Pressure Rating | Max 550 PSIG (37.9 bar) |
| Testing | Gas Pressure Test |
| Cleaning Process | Standard Cleaning and Packaging (CP-01) |