The Valve,regulating,temperature, cataloged under National Stock Number 4820-00-276-7872, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-00-276-7872 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Two-Way Valve Action | DIRECT ACTING |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| First End Style Designator | SOCKET W/BRAZING RING |
| Bulb Length | 5.438 INCHES NOMINAL IN |
| Bulb Diameter | 0.750 INCHES NOMINAL IN |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| End Connection Quantity | 2 |
| Capillary Tube Length | 300.000 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | R TYPE AND 9 SIZE AND E MODEL |
| First End Connection Type | UNTHREADED INTERNAL TUBE |
| Temp Adjustability | ADJUSTABLE |
| Thermostatic Element | ROOM TYPE |
| First End Outside Diameter Tube Accommodated | 1.660 INCHES NOMINAL IN |
| Material | COPPER ALLOY BODY |
| Material | STEEL COMP 303 FLOW CONTROL DEVICE |
| Material | STEEL COMP 303 SEAT |
| Material | COPPER BULB |
| 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 |
|---|---|
| MILV3155 | 4/1 Identification reference U.S. Government activity |
NSN 4820-00-276-7872 is a Valve,regulating,temperature, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-00-276-7872: Flow Control Device: POPPET; Two-Way Valve Action: DIRECT ACTING; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU. 20 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.