The Muffler,exhaust, cataloged under National Stock Number 2990-01-505-7549, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Donaldson Company, Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) |
| Manufacturers | Daimler Truck North America Llc (CAGE 64678); Donaldson Company, Inc. (CAGE 18265) |
| Parameter | Value |
|---|---|
| NSN | 2990-01-505-7549 |
| Primary Part Number | MFM10 1144 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Donaldson Company, Inc. |
| 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 |
|---|---|
| DN/MFM10 1144 | Daimler Truck North America Llc (USA) |
| MFM10 1144 PRIMARY | Donaldson Company, Inc. (USA) |
| DNM101144 | Daimler Truck North America Llc (USA) |
| Reference | Meaning |
|---|---|
| DN M101141 | 5/9 Secondary reference Daimler Truck North America Llc |
NSN 2990-01-505-7549 is a Muffler,exhaust, manufactured by Donaldson Company, Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-505-7549 has 3 manufacturer part numbers on file: DN/MFM10 1144 (Daimler Truck North America Llc), MFM10 1144 (Donaldson Company, Inc.), DNM101144 (Daimler Truck North America Llc).
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.