The Regulator,thermostatic Temperatu, cataloged under National Stock Number 4820-01-471-0422, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mercury Marine. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-471-0422 |
| Primary Part Number | 853213002 |
| Item Name | Regulator,thermostatic Temperatu |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Mercury Marine |
| Status | ACTIVE |
| 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 |
|---|---|
| 853213002 PRIMARY | Mercury Marine (USA) |
| Reference | Meaning |
|---|---|
| 853213 | 3/9 Design control — primary reference Mercury Marine |
NSN 4820-01-471-0422 is a Regulator,thermostatic Temperatu, manufactured by Mercury Marine, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-471-0422 has 1 manufacturer part number on file: 853213002 (Mercury Marine).
Key specifications for 853213002: End Item Identification: BOAT,BRIDGE ERECTION. 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.
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.