The Muffler,exhaust, cataloged under National Stock Number 2990-01-038-4593, 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. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2990-01-038-4593 |
| Primary Part Number | 41 068 02 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Kohler Co Engine Plant Div |
| Status | ACTIVE |
| Inlet Location | LOCATED IN ONE END OF BACK SIDE |
| Coolant Type | AIR |
| Design Type | DRY |
| Muffler Design | DIRECTIONAL VANE |
| Inlet Connection Type | FLANGE SINGLE INLET |
| Body Shape | OVAL |
| Inlet Flange Mounting Provision and Quantity | 2 HOLES SINGLE INLET |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 41 068 02 PRIMARY | Kohler Co Engine Plant Div (USA) |
| Reference | Meaning |
|---|---|
| 41 068 02 | C/1 Advisory reference — outside the item-of-supply concept Essex Industries, Inc. Dba Essex Industries |
NSN 2990-01-038-4593 is a Muffler,exhaust, manufactured by Kohler Co Engine Plant Div, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-038-4593 has 1 manufacturer part number on file: 41 068 02 (Kohler Co Engine Plant Div).
Key specifications for 41 068 02: Inlet Location: LOCATED IN ONE END OF BACK SIDE; Coolant Type: AIR; Design Type: DRY; Muffler Design: DIRECTIONAL VANE. 7 specifications are 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.