The Muffler,exhaust, cataloged under National Stock Number 2990-01-078-2706, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Brunswick Corporation Div Brunswick Corp Defense Div. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-078-2706 |
| Primary Part Number | 1029-002-00 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Brunswick Corporation Div Brunswick Corp Defense Div |
| Status | ACTIVE |
| Design Type | JACKETED |
| Overall Diameter | 11.000 INCHES NOMINAL IN |
| Body Shape | ROUND |
| Material | STEEL CORROSION RESISTING LOCATION NOT OTHERWISE SPECIFIED |
| Material | FIBER INSULATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 1029-002-00 PRIMARY | Brunswick Corporation Div Brunswick Corp Defense Div (USA) |
| 3181074 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 2990-01-078-2706 is a Muffler,exhaust, manufactured by Brunswick Corporation Div Brunswick Corp Defense Div, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-078-2706 has 2 manufacturer part numbers on file: 1029-002-00 (Brunswick Corporation Div Brunswick Corp Defense Div), 3181074 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1029-002-00: Design Type: JACKETED; Overall Diameter: 11.000 INCHES NOMINAL IN; Overall Length: 63.312 INCHES NOMINAL IN; Body Shape: ROUND. 5 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.
NSN 2990-01-078-2706 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.