Product Description
Sensus Model 496-20 Regulator - 3/8" Orifice 3/4"NPT
- 3/8" NPT Pressure Regulator
- 496-20 Straight Body: All Outlet Sizes
- Valve Body: Cast Iron – up to 125 psig working pressure
The Sensus Model 496 domestic service regulator can be used on residential, small commercial and industrial applications. The regulator is available with a variety of body sizes, loading springs, and orifices sizes. The 4″ roll-out diaphragm provides exceptional performance, and provides capacities that normally require 6″ diaphragm regulators. An internal relief valve is a standard feature in the model 496. The regulator cases are corrosion protected and dip primed chromate conversion coating, enamel topcoat. They are available with an Internal Relief Valve set to relieve at approximately 7-10” w.c. above normal outlet pressure setting.
Technical Data
| Valve Body | Cast Iron - 125 psig working pressure |
| Spring and Lower Case | Die-Cast Aluminum |
| Orifice | Aluminum |
| Fulcrum Pin | Stainless Steel |
| Diaphragm Plate | Plated Steel |
| Diaphragm | 4” Molded, roll-out polyester fabric reinforced Buna-N |
| Vent and Valve | Polypropylene Valve and Seat, 1" NPT vent |
| Adjustment Screw | ABS cycolac |
| Operating Temperature | -20°F to +150° F (-28.9° to +65.5° C) |
| Internal Relief Valve | Set to relieve at approximately 7-10" w.c. above normal outlet pressure setting |
| Orifice and Maximum Inlet Pressure | Orifice Size 3/8” | 30 psig |
| Spring | 12.0” - 28.0” w.c. | Red |
| Inlet Pipe Size | 3/4" NPT |
| Outlet Pipe Size | 3/4" NPT |
