The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-302-0648, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Schneider Electric Systems Usa Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-302-0648 |
| Primary Part Number | VC-231A-BG-1-1/2 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Schneider Electric Systems Usa Inc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Two-Way Valve Action | DIRECT ACTING |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Body Style | TEE |
| Face to Face Distance | 5.000 INCHES NOMINAL IN |
| First End Style Designator | PLAIN |
| Temp Rating | 300.0 FAHRENHEIT NOMINAL DEGF |
| First Connection Face to Centerline Distance | 2.750 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| First End Connection Type | THREADED INTERNAL PIPE |
| Temp Adjustability | NOT ADJUSTABLE |
| Material | COPPER ALLOY BODY |
| Material | STEEL CORROSION RESISTING SEAT |
| Material | STEEL STEM |
| Thread Size and Series/type Designator | 1 1/2-11 1/2 NPT FIRST END |
| 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 |
|---|---|
| VC-231A-BG-1-1/2 PRIMARY | Schneider Electric Systems Usa Inc (USA) |
| Reference | Meaning |
|---|---|
| VC-231-BG-1 1/2 | 5/9 Secondary reference Schneider Electric Systems Usa Inc |
NSN 4820-01-302-0648 is a Valve,regulating,temperature, manufactured by Schneider Electric Systems Usa Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-302-0648 has 1 manufacturer part number on file: VC-231A-BG-1-1/2 (Schneider Electric Systems Usa Inc).
Key specifications for VC-231A-BG-1-1/2: Flow Control Device: DISK; Two-Way Valve Action: DIRECT ACTING; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL. 16 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.