The Valve Assembly, cataloged under National Stock Number 4820-01-464-0367, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Watts Regulator Company. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-464-0367 |
| Primary Part Number | 1 INCH 007M1QT |
| Item Name | Valve Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Watts Regulator Company |
| Status | ACTIVE |
| Valve Quantity | 2 |
| Furnished Items and Quantity | 2 HANDLE |
| Maximum Operating Temp and Media for Which Designed | 180.0 FAHRENHEIT WATER, FRESH DEGF |
| Operating Pressure and Type | 175.0 POUNDS PER SQUARE INCH (PSI) FRESH WATER MAXIMUM REQUIRED LBS |
| End Connection Quantity | 2 |
| Valve Size | 1.000 INCHES IN |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| 1 INCH 007M1QT PRIMARY | Watts Regulator Company (USA) |
| Reference | Meaning |
|---|---|
| 007M1QT 1.00IN | C/1 Advisory reference — outside the item-of-supply concept Watts Regulator Company |
NSN 4820-01-464-0367 is a Valve Assembly, manufactured by Watts Regulator Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-464-0367 has 1 manufacturer part number on file: 1 INCH 007M1QT (Watts Regulator Company).
Key specifications for 1 INCH 007M1QT: Valve Quantity: 2; Furnished Items and Quantity: 2 HANDLE; Maximum Operating Temp and Media for Which Designed: 180.0 FAHRENHEIT WATER, FRESH DEGF; Operating Pressure and Type: 175.0 POUNDS PER SQUARE INCH (PSI) FRESH WATER MAXIMUM REQUIRED LBS. 7 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.