The Sensor,engine Coolant Temperatur, cataloged under National Stock Number 2990-01-588-6693, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-588-6693 |
| Item Name | Sensor,engine Coolant Temperatur |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Status | ACTIVE |
| Vehicle Design Control Activity | 89346 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1673785C92 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2990-01-588-6693 is a Sensor,engine Coolant Temperatur, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
Key specifications for 2990-01-588-6693: Vehicle Design Control Activity: 89346; Special Features: LOW COOLANT ENGINE SENSOR USED ON ALL MODEL NAVISTAR 6X4 TRUCK TRACTOR; Part Name Assigned by Controlling Agency: SENSOR, ENGINE COOLANT; End Item Identification: TRUCK, TRACTOR. 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.