The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-570-2299, 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 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-570-2299 |
| Primary Part Number | M900PST-150FL9-2W |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Metrex Valve Corp. Dba Metrex Valve Corp |
| Status | ACTIVE |
| Second End Relationship with First End | IDENTICAL |
| End Connection Quantity | 2 |
| Outlet Pressure Range | 55.0 TO 235.0 CAMERA MOUNT |
| Valve Loading Method | SPRING |
| First End Connection Type | UNTHREADED INTERNAL TUBE |
| First End Outside Diameter Tube Accommodated | 1.125 INCHES NOMINAL IN |
| Material | COPPER ALLOY BODY |
| Maximum Inlet Pressure Rating | ERR-060 |
| 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 |
|---|---|
| M900PST-150FL9-2W PRIMARY | Metrex Valve Corp. Dba Metrex Valve Corp (USA) |
| M900PST-150FL9-2W CLS PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 022-09213 | 5/1 Secondary reference Johnson Controls Navy Systems, Llc |
| M900P-1215FL-2W | 5/1 Secondary reference Metrex Valve Corp. Dba Metrex Valve Corp |
NSN 4820-01-570-2299 is a Valve,regulating,fluid Pressure, manufactured by Metrex Valve Corp. Dba Metrex Valve Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-570-2299 has 2 manufacturer part numbers on file: M900PST-150FL9-2W (Metrex Valve Corp. Dba Metrex Valve Corp), M900PST-150FL9-2W CLS (Naval Inventory Control Point Mechanicsburg).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-622-5212. Verify interchangeability with system specifications before substitution.
Key specifications for M900PST-150FL9-2W: Second End Relationship with First End: IDENTICAL; End Connection Quantity: 2; Outlet Pressure Range: 55.0 TO 235.0 CAMERA MOUNT; Valve Loading Method: SPRING. 8 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.