The Valve,regulating,temperature, cataloged under National Stock Number 4820-00-640-5928, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Robertshaw Controls Co New Stanton Div. Government technical data includes 22 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 | 4820-00-640-5928 |
| Primary Part Number | 95878A1 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Robertshaw Controls Co New Stanton Div |
| Status | ACTIVE |
| First End Bolt Hole Quantity | 6 |
| Second End Relationship with First End | IDENTICAL |
| Body Style | TEE |
| Face to Face Distance | 7.625 INCHES NOMINAL IN |
| First End Flange Outside Diameter | 6.125 INCHES NOMINAL IN |
| First End Style Designator | PLAIN |
| Bulb Length | 12.000 INCHES NOMINAL IN |
| Bulb Diameter | 1.250 INCHES NOMINAL IN |
| Temp Rating | 120.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF |
| First Connection Face to Centerline Distance | 4.250 INCHES NOMINAL IN |
| First End Bolt Hole Diameter | 0.562 INCHES NOMINAL IN |
| First End Bolt Circle Diameter | 5.000 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 | NICKEL ALLOY FLOW CONTROL DEVICE |
| Material | NICKEL ALLOY 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 |
NSN 4820-00-640-5928 is a Valve,regulating,temperature, manufactured by Robertshaw Controls Co New Stanton Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-640-5928 has 2 manufacturer part numbers on file: 95878A1 (Robertshaw Controls Co New Stanton Div), 878A1 (Schneider Electric Systems Usa Inc).
Key specifications for 95878A1: First End Bolt Hole Quantity: 6; Second End Relationship with First End: IDENTICAL; Body Style: TEE; Face to Face Distance: 7.625 INCHES NOMINAL IN. 22 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.