The Switch,engine Temperature,automo, cataloged under National Stock Number 2990-01-310-4306, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Survival Systems International, Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-310-4306 |
| Primary Part Number | MH3009839400 |
| Item Name | Switch,engine Temperature,automo |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Survival Systems International, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | COOLING SYSTEM TEMPERATURE,SAAB DIESEL ENGINE MODEL M4.295 |
| 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 |
|---|---|
| MH3009839400 PRIMARY | Survival Systems International, Inc (USA) |
| Reference | Meaning |
|---|---|
| 9530270 | 5/9 Secondary reference Survival Systems International, Inc |
| 953027 | 5/9 Secondary reference Survival Systems International, Inc |
NSN 2990-01-310-4306 is a Switch,engine Temperature,automo, manufactured by Survival Systems International, Inc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-310-4306 has 1 manufacturer part number on file: MH3009839400 (Survival Systems International, Inc).
Key specifications for MH3009839400: General Characteristics Item Description: COOLING SYSTEM TEMPERATURE,SAAB DIESEL ENGINE MODEL M4.295; End Item Identification: LIFEBOAT,AVONDALE SHIPYARDS COMPANY,MODEL HARDING. 1 specification is 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.