The Switch,engine Temperature,automo, cataloged under National Stock Number 2990-01-349-7126, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Switch,engine Temperature,automo |
| FSC / FSG | 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) |
| Manufacturers | Caterpillar Inc Div Caterpillar Defense (CAGE 11083); Detroit Switch Inc Dba Detroit Switch Inc (CAGE 19278) |
| Parameter | Value |
|---|---|
| NSN | 2990-01-349-7126 |
| Primary Part Number | 5R9488 |
| Item Name | Switch,engine Temperature,automo |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 5R9488 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 2223515 NL-1 | Detroit Switch Inc Dba Detroit Switch Inc (USA) |
| Reference | Meaning |
|---|---|
| 5R-9260 IT 17 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 5R-9260 | D/9 Drawing number reference only Caterpillar Inc Div Caterpillar Defense |
NSN 2990-01-349-7126 is a Switch,engine Temperature,automo, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-349-7126 has 2 manufacturer part numbers on file: 5R9488 (Caterpillar Inc Div Caterpillar Defense), 2223515 NL-1 (Detroit Switch Inc Dba Detroit Switch 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.