The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-463-9088, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-463-9088 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | BELLOWS |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Body Style | TEE |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| First End Style Designator | PLAIN |
| Bulb Length | 13.000 INCHES NOMINAL IN |
| Bulb Diameter | 1.000 INCHES NOMINAL IN |
| Temp Rating | 300.0 FAHRENHEIT MAXIMUM DEGF |
| End Connection Quantity | 3 |
| Capillary Tube Length | 144.000 INCHES NOMINAL IN |
| First End Connection Type | THREADED INTERNAL PIPE |
| Temp Adjustability | ADJUSTABLE |
| Thermostatic Element | LIQUID IMMERSION TYPE |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Material | STEEL CORROSION RESISTING SEAT |
| Material | STEEL CORROSION RESISTING STEM |
| Material | COPPER BULB |
| Material | PLASTIC TETRAFLUOROETHYLENE PACKING |
| Thread Size and Series/type Designator | 1-1/2-11.5 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 |
| Reference | Meaning |
|---|---|
| 91000-A56-B11-R01 | 3/9 Design control — primary reference H O Trerice Co |
NSN 4820-01-463-9088 is a Valve,regulating,temperature, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-463-9088: Flow Control Device: BELLOWS; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL; Body Style: TEE. 21 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.