The Valve,regulating,system Pressure, cataloged under National Stock Number 4820-01-171-2382, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-171-2382 |
| Primary Part Number | 12322566 |
| Item Name | Valve,regulating,system Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Flow Control Device | PISTON, FREE TYPE |
| Regulation Type | MANUAL, DOUBLE STAGE |
| Temp Rating | -0.0 FAHRENHEIT MINIMUM AND 125.0 FAHRENHEIT MAXIMUM DEGF |
| End Connection Quantity | 3 |
| Manual Control Method | KNOB |
| Valve Loading Method | SPRING |
| Outlet Pressure Accuracy Rating | ERR-060 |
| Media for Which Designed | AIR |
| Maximum Inlet Pressure Rating | ERR-060 |
| 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 |
|---|---|
| 12322566 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4820-01-171-2382 is a Valve,regulating,system Pressure, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-171-2382 has 1 manufacturer part number on file: 12322566 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12322566: Flow Control Device: PISTON, FREE TYPE; Regulation Type: MANUAL, DOUBLE STAGE; Temp Rating: -0.0 FAHRENHEIT MINIMUM AND 125.0 FAHRENHEIT MAXIMUM DEGF; End Connection Quantity: 3. 10 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.