The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-312-6514, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is U S Dept of Transportation Federal Aviation Administration. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-312-6514 |
| Primary Part Number | 50-1672 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | U S Dept of Transportation Federal Aviation Administration |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 50-1672 PRIMARY | U S Dept of Transportation Federal Aviation Administration (USA) |
NSN 4820-01-312-6514 is a Valve,regulating,temperature, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-312-6514 has 1 manufacturer part number on file: 50-1672 (U S Dept of Transportation Federal Aviation Administration).
1 possible match (shared part number, not a government interchangeability claim): 2925-01-509-3456. Verify interchangeability with system specifications before substitution.
Key specifications for 50-1672: End Item Identification: USED ON ARSR3 EQUIPMENT. 0 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.
NSN 4820-01-312-6514 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.