The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-326-7691, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Schneider Electric Systems Usa Inc. Government technical data includes 27 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-326-7691 |
| Primary Part Number | RT 1010A2 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Schneider Electric Systems Usa Inc |
| Status | ACTIVE |
| First End Bolt Hole Quantity | 8 |
| Flow Control Device | POPPET |
| Two-Way Valve Action | REVERSE ACTING |
| Second End Relationship with First End | IDENTICAL |
| Body Style | TEE |
| Face to Face Distance | 15.875 INCHES NOMINAL IN |
| First End Flange Thickness | 0.687 INCHES NOMINAL IN |
| First End Flange Outside Diameter | 9.000 INCHES NOMINAL IN |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| First End Style Designator | PLAIN |
| Bulb Length | 24.000 INCHES NOMINAL IN |
| Bulb Diameter | 1.250 INCHES NOMINAL IN |
| Temp Rating | 415.0 FAHRENHEIT NOMINAL DEGF |
| First Connection Face to Centerline Distance | 8.563 INCHES NOMINAL IN |
| First End Bolt Hole Diameter | 0.750 INCHES NOMINAL IN |
| First End Bolt Circle Diameter | 7.500 INCHES NOMINAL IN |
| End Connection Quantity | 3 |
| Capillary Tube Length | 96.000 INCHES NOMINAL IN |
| First End Connection Type | PLAIN FACE FLANGE |
| Temp Adjustability | ADJUSTABLE |
| First End Flange Shape Style | ROUND W/ BOLT HOLES |
| Thermostatic Element | LIQUID IMMERSION TYPE |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Material | COPPER ALLOY BULB |
| Material | STEEL CORROSION RESISTING STEM |
| Material | COPPER ALLOY SEAT |
| 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 |
|---|---|
| RT 1010A2 PRIMARY | Schneider Electric Systems Usa Inc (USA) |
NSN 4820-01-326-7691 is a Valve,regulating,temperature, manufactured by Schneider Electric Systems Usa Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-326-7691 has 1 manufacturer part number on file: RT 1010A2 (Schneider Electric Systems Usa Inc).
Key specifications for RT 1010A2: First End Bolt Hole Quantity: 8; Flow Control Device: POPPET; Two-Way Valve Action: REVERSE ACTING; Second End Relationship with First End: IDENTICAL. 27 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.