The Regulator,thermostatic Temperatu, cataloged under National Stock Number 4820-01-674-2278, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Marvin Land Systems, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Regulator,thermostatic Temperatu |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Marvin Land Systems, Inc. (CAGE 064H2) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-674-2278 |
| Primary Part Number | 406-9005 |
| Item Name | Regulator,thermostatic Temperatu |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Marvin Land Systems, Inc. |
| 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 |
|---|---|
| 406-9005 PRIMARY | Marvin Land Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 406-9900S | D/9 Drawing number reference only Marvin Land Systems, Inc. |
| 406-9900S FN 21 | 5/1 Secondary reference Marvin Land Systems, Inc. |
NSN 4820-01-674-2278 is a Regulator,thermostatic Temperatu, manufactured by Marvin Land Systems, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-674-2278 has 1 manufacturer part number on file: 406-9005 (Marvin Land Systems, Inc.).
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.