The Heater,coolant,engine, cataloged under National Stock Number 2990-01-389-8840, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Heater,coolant,engine |
| FSC / FSG | 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) |
| Parameter | Value |
|---|---|
| NSN | 2990-01-389-8840 |
| Item Name | Heater,coolant,engine |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| TPS151GT12-001 | 3/2 Design control — primary reference U.S. Government activity |
| 276691 | 5/9 Secondary reference Kohler Co. |
| 276691 | 5/9 Secondary reference Kohler Co Div Plumbing Div |
NSN 2990-01-389-8840 is a Heater,coolant,engine, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
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.