The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-423-7651, 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 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-423-7651 |
| Primary Part Number | LTCNS-1 3/4IN CD SHEET 31315N |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| First End Bolt Hole Quantity | 4 |
| Flow Control Device | PISTON, TOP GUIDED |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| First End Flange Thickness | 0.500 INCHES NOMINAL IN |
| First End Flange Outside Diameter | 3.875 INCHES NOMINAL IN |
| First End Style Designator | RAISED |
| Temp Rating | 120.0 FAHRENHEIT MAXIMUM DEGF |
| First End Bolt Hole Diameter | 0.625 INCHES NOMINAL IN |
| First End Raised Face Diameter | 1.687 INCHES NOMINAL IN |
| First End Bolt Circle Diameter | 2.750 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| First End Connection Type | RAISED FACE FLANGE |
| Temp Adjustability | ADJUSTABLE |
| First End Flange Shape Style | ROUND W/ BOLT HOLES |
| First End Raised Face Height | 0.062 INCHES NOMINAL IN |
| Material | STEEL 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 |
|---|---|
| 22128N AND 31315N | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| LTCNS-1 3/4IN CD SHEET 31315N PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
NSN 4820-01-423-7651 is a Valve,regulating,temperature, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-423-7651 has 2 manufacturer part numbers on file: 22128N AND 31315N (Leslie Controls, Inc. Dba Leslie Controls Inc), LTCNS-1 3/4IN CD SHEET 31315N (Leslie Controls, Inc. Dba Leslie Controls Inc).
Key specifications for LTCNS-1 3/4IN CD SHEET 31315N: First End Bolt Hole Quantity: 4; Flow Control Device: PISTON, TOP GUIDED; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU. 17 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.