Member of Morris Group International
Model 4021-FA2
Adjustable Pressure Reducing Reg-U-Matic® Hose Valve - 2-1/2" NPT Female Inlet and Outlet
MODEL 4021-FA2 Cast brass valve with rising stem, internal parts of brass, and chrome silicon. Red aluminum handwheel. Regulates pressure under both flow and no-flow conditions—female 2-1/2" N.P.T. inlet and outlet.
FEATURES
- Reduces pressure under flow and no-flow conditions
- Static pressure rated up to 400 PSI (26.7 BAR)
- Flow rated up to 500 GPM (1893 LPM).
- Low-torque manual open/close requires less than 15 ft/lbs.
- Built-in supervisory switch
- Four pressure gauge taps on both the inlet and outlet sides
- Color-coded pressure adjustment indicator
- Built-in automatic check valve
- UL listed, complies with NFPA-14
Downloads
Resource Type | Title | Description | File Size | Action | |
|---|---|---|---|---|---|
 | | Adjustable Reg-U-Matic® Pressure Reducing Hose Valve [2-1/2" Female NPT Inlet/Outlet;4021-FA2; 2-1/2" Inlet/Male Outlet, 4023-FA2, 4023-FA2-GV, 4023-FA2-SF, 4023-FA2-GV-SF] | 5 MB | ||
| | Potter Roemer Mechanical Products - Pressure Reducing Valve, Hose & Gate Valves, Flush Connection, Wall & Freestanding Connections, Hydrants, Roof Connections, Pump Test Connection, Hose Rack Assemblies, Hose & Storage, Nozzles, Hose Cabinets, Extinguisher Cabinets, Valve Cabinets, Fire Pro Products [L# L1001700, Feb 2026] | 2 MB |
Specifications
| Material | Cast Brass Valve, Red Powder Coat Aluminum Hand Wheel |
| Optional Finish | -C | Rough Chrome Finish |
| Inlet | 2.5" Female NPT |
| Outlet | 2.5" Female NPT |
| Handle Type | Wheel Handle |
| UL | UL Listed |
| Body Type | Angle |
| Adjustable | Yes |
| Brand | MGI ConTrols™ |