The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-319-5324, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-319-5324 |
| Primary Part Number | 40631-101 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
| Status | ACTIVE |
| Second End Relationship with First End | IDENTICAL |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| First End Style Designator | PLAIN |
| Temp Rating | 160.0 FAHRENHEIT NOMINAL DEGF |
| End Connection Quantity | 3 |
| Nondefinitive Spec/std Data | 1 TYPE OR 2IN SIZE IN |
| First End Connection Type | PLAIN FACE FLANGE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 40631-101 PRIMARY | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 40631-101 2IN 120T160 | 5/9 Secondary reference Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
| MIL-V-19772,TY1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MIL-V-19772 2IN | 4/1 Identification reference U.S. Government activity |
NSN 4820-01-319-5324 is a Valve,regulating,temperature, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-319-5324 has 1 manufacturer part number on file: 40631-101 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).
Key specifications for 40631-101: Second End Relationship with First End: IDENTICAL; Third End Relationship with Preceding Ends: IDENTICAL WITH FIRST END; First End Style Designator: PLAIN; Temp Rating: 160.0 FAHRENHEIT NOMINAL DEGF. 8 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.