The Valve,regulating,system Pressure, cataloged under National Stock Number 4820-01-507-9309, 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. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-507-9309 |
| Primary Part Number | EHORDM820TBNF2R3U3W |
| Item Name | Valve,regulating,system Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Metrex Valve Corp. Dba Metrex Valve Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| EHORDM820TBNF2R3U3W PRIMARY | Metrex Valve Corp. Dba Metrex Valve Corp (USA) |
| 025-35440 | Johnson Controls Navy Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 376-96233-000 | D/9 Drawing number reference only Johnson Controls Navy Systems, Llc |
| EHORDM-820-NF2-3W | 5/9 Secondary reference Metrex Valve Corp. Dba Metrex Valve Corp |
| 076-96226-001 ITEM 20 | 5/1 Secondary reference Johnson Controls Navy Systems, Llc |
| 076096226-001 | D/9 Drawing number reference only Johnson Controls Navy Systems, Llc |
| 376-96233-000 ITEM 70 | 5/1 Secondary reference Johnson Controls Navy Systems, Llc |
NSN 4820-01-507-9309 is a Valve,regulating,system Pressure, manufactured by Metrex Valve Corp. Dba Metrex Valve Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-507-9309 has 2 manufacturer part numbers on file: EHORDM820TBNF2R3U3W (Metrex Valve Corp. Dba Metrex Valve Corp), 025-35440 (Johnson Controls Navy Systems, Llc).
Key specifications for EHORDM820TBNF2R3U3W: Part Name Assigned by Controlling Agency: VALVE, CONDENSER WATER COOLER, WITH ACTUATOR; End Item Identification: HFC-236FA AIR CONDITIONING 300 TON WATER COOLING SYSTEM. 0 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.