The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-327-7907, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-327-7907 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| First End Bolt Hole Quantity | 4 |
| Flow Control Device | DIAPHRAGM |
| Body Style | STRAIGHT THRU |
| First End Flange Outside Diameter | 4.500 INCHES NOMINAL IN |
| First End Style Designator | PLAIN |
| First End Bolt Hole Diameter | 3.375 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| Nondefinitive Spec/std Data | 2 TYPE AND 2 CLASS AND 250 SERIES |
| First End Connection Type | PLAIN FACE FLANGE |
| First End Flange Shape Style | ROUND W/ BOLT HOLES |
| Material | COPPER ALLOY BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-V-19772 | 5/9 Secondary reference U.S. Government activity |
| MIL-V-19772A 2W | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MIL-DTL-19772 | 4/1 Identification reference U.S. Government activity |
NSN 4820-01-327-7907 is a Valve,regulating,temperature, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-327-7907: First End Bolt Hole Quantity: 4; Flow Control Device: DIAPHRAGM; Body Style: STRAIGHT THRU; First End Flange Outside Diameter: 4.500 INCHES NOMINAL IN. 11 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.