The Valve,regulating,temperature, cataloged under National Stock Number 4820-00-375-8923, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Flair Corporation Dba S P X Air Treatment Div Dehydration. Government technical data includes 14 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 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-375-8923 |
| Primary Part Number | 9801-2 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Flair Corporation Dba S P X Air Treatment Div Dehydration |
| Status | ACTIVE |
| Flow Control Device | CONE, TOP GUIDED |
| Second End Relationship with First End | NOT IDENTICAL |
| Body Style | ANGLE |
| First End Style Designator | PLAIN |
| End Connection Quantity | 2 |
| Second End Style Designator | PLAIN |
| First End Connection Type | UNTHREADED EXTERNAL TUBE |
| Temp Adjustability | ADJUSTABLE |
| Thermostatic Element | INTEGRAL W/VALVE |
| First End Outside Diameter Tube Accommodated | 0.500 INCHES NOMINAL IN |
| Material | COPPER ALLOY BODY |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Second End Connection Type | UNTHREADED EXTERNAL TUBE |
| Second End Outside Diameter Tube Accommodated | 0.375 INCHES NOMINAL IN |
| 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 |
|---|---|
| 9801-2 PRIMARY | Flair Corporation Dba S P X Air Treatment Div Dehydration (USA) |
NSN 4820-00-375-8923 is a Valve,regulating,temperature, manufactured by Flair Corporation Dba S P X Air Treatment Div Dehydration, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-375-8923 has 1 manufacturer part number on file: 9801-2 (Flair Corporation Dba S P X Air Treatment Div Dehydration).
2 possible matches (shared part number, not a government interchangeability claim): 3120-01-065-7496, 5340-01-702-1260. Verify interchangeability with system specifications before substitution.
Key specifications for 9801-2: Flow Control Device: CONE, TOP GUIDED; Second End Relationship with First End: NOT IDENTICAL; Body Style: ANGLE; First End Style Designator: PLAIN. 14 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.