The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-317-5307, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-317-5307 |
| Primary Part Number | GTRB-2 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Flow Control Device | PLUG |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| First End Style Designator | PLAIN |
| Bulb Length | 20.000 INCHES NOMINAL IN |
| Bulb Diameter | 1.000 INCHES NOMINAL IN |
| Temp Rating | 400.0 FAHRENHEIT MAXIMUM DEGF |
| End Connection Quantity | 2 |
| Capillary Tube Length | 360.000 INCHES NOMINAL IN |
| First End Connection Type | UNTHREADED EXTERNAL PIPE |
| Temp Adjustability | ADJUSTABLE |
| Thermostatic Element | LIQUID IMMERSION TYPE |
| First End Nominal Pipe Size Accommodated | 1.250 INCHES IN |
| Material | COPPER ALLOY BODY |
| 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 |
| Part Number | Manufacturer |
|---|---|
| GTRB-2 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| 595DB125CC30DN0 | C/1 Advisory reference — outside the item-of-supply concept M & M Control Service Inc |
| 595DB125CC30DN03 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4820-01-317-5307 is a Valve,regulating,temperature, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-317-5307 has 1 manufacturer part number on file: GTRB-2 (Leslie Controls, Inc. Dba Leslie Controls Inc).
Key specifications for GTRB-2: Flow Control Device: PLUG; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU; First End Style Designator: PLAIN. 15 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.