The Muffler,exhaust, cataloged under National Stock Number 2990-01-493-8080, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Kohler Co Engine Plant Div. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) |
| Manufacturers | Kohler Co Engine Plant Div (CAGE 52845); Central Power Distributors, Inc. (CAGE 5PZ52) |
| Parameter | Value |
|---|---|
| NSN | 2990-01-493-8080 |
| Primary Part Number | ED0054620990-S |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Kohler Co Engine Plant Div |
| 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 |
|---|---|
| ED0054620990-S PRIMARY | Kohler Co Engine Plant Div (USA) |
| ED0054620990-S | Central Power Distributors, Inc. (USA) |
| Reference | Meaning |
|---|---|
| ED0054620990-S | 5/9 Secondary reference Blue Ridge Diesel Injection, Inc. |
| A-03-0034 | 5/9 Secondary reference U.S. Government activity |
NSN 2990-01-493-8080 is a Muffler,exhaust, manufactured by Kohler Co Engine Plant Div, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-493-8080 has 2 manufacturer part numbers on file: ED0054620990-S (Kohler Co Engine Plant Div), ED0054620990-S (Central Power Distributors, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 2990-01-520-8737. Verify interchangeability with system specifications before substitution.
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.