The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-266-9532, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Metrex Valve Corp. Dba Metrex Valve Corp. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-266-9532 |
| Primary Part Number | NHPC-31120-NF-TA |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Metrex Valve Corp. Dba Metrex Valve Corp |
| Status | ACTIVE |
| First End Bolt Hole Quantity | 8 |
| Flow Control Device | PISTON, SPRING LOADED |
| Second End Relationship with First End | IDENTICAL |
| Remote Actuation Method | BELLOWS |
| Body Style | STRAIGHT THRU |
| Face to Face Distance | 10.938 INCHES NOMINAL IN |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Flange Thickness | 0.125 INCHES NOMINAL IN |
| First End Flange Outside Diameter | 6.625 INCHES NOMINAL IN |
| First End Style Designator | PLAIN |
| First End Bolt Hole Diameter | 0.563 INCHES NOMINAL IN |
| First End Bolt Circle Diameter | 5.500 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| Outlet Pressure Range | 80.0 TO 150.0 CAMERA MOUNT |
| Valve Loading Method | DOME |
| First End Connection Type | PLAIN FACE FLANGE |
| First End Flange Shape Style | ROUND W/ BOLT HOLES |
| Material | NICKEL ALLOY STEM |
| Material | NICKEL ALLOY AND COPPER ALLOY SEAT |
| Media for Which Designed | WATER, FRESH |
| Maximum Inlet Pressure Rating | ERR-060 |
| Furnished Items | INTERNAL PILOT VALVE |
| Filter | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 507438REVAPC112 | Johnson Controls Navy Systems, Llc (USA) |
| NHPC-31120-NF-TA PRIMARY | Metrex Valve Corp. Dba Metrex Valve Corp (USA) |
| Reference | Meaning |
|---|---|
| CW3199NF-SIZE3 | 5/9 Secondary reference Metropolitan Electric Mfg Co |
| 572-5901-1416576REVAPC112 | 3/2 Design control — primary reference U.S. Government activity |
| S4824-3161864REV2-SIZE3 | 3/2 Design control — primary reference U.S. Government activity |
| CW3120NF | 5/9 Secondary reference Metropolitan Electric Mfg Co |
NSN 4820-00-266-9532 is a Valve,regulating,fluid Pressure, manufactured by Metrex Valve Corp. Dba Metrex Valve Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-266-9532 has 2 manufacturer part numbers on file: 507438REVAPC112 (Johnson Controls Navy Systems, Llc), NHPC-31120-NF-TA (Metrex Valve Corp. Dba Metrex Valve Corp).
Key specifications for NHPC-31120-NF-TA: First End Bolt Hole Quantity: 8; Flow Control Device: PISTON, SPRING LOADED; Second End Relationship with First End: IDENTICAL; Remote Actuation Method: BELLOWS. 23 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.