Specifications
| Maximum Inlet Pressure | 15,000 psig / 1034 bar |
| Maximum Outlet Pressure | 200-15,000 psig / 13.8-1034 bar |
| (non-adjustable spring bias pressure: 175-200 psig / 12-13.8 bar) | |
| Design Proof Pressure | 150% maximum rated |
| Leakage | Bubble-tight |
| Operating Temperature | -15°F to 165°F / -26°C to 74°C |
| Flow Capacity | See table |
| Body | 316 Stainless Steel, Nitronic 60 |
| Seat, Main Valve | Polyimide (Vespel® SP21), 17-4 Stainless Steel |
| O-Ring | FFKM, Perfluoroelastomer (Kalrez®) |
| Back-up Ring | PCTFE, PTFE |
| Remaining Parts | 300 Series Stainless Steel, 17-4 PH Stainless Steel and Nitronic 60 |
| Cleaning | CGA 4.1 and ASTM G93 |
| Weight (approximate) | 56-21XX: 18.26 lbs / 8.28 kg |
| 56-22XX: 9.09 lbs / 4.12 kg | |
| 56-30XX: 34.8 lbs / 15.8 kg | |
| 56-32XX: 43.0 lbs / 19.5 kg |
