The Muffler,exhaust, cataloged under National Stock Number 2990-01-529-3963, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Briggs and Stratton Corp. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-529-3963 |
| Primary Part Number | 807741 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Briggs and Stratton Corp |
| Status | ACTIVE |
| Operating Position | VERTICAL |
| Body Shape | IRREGULAR |
| 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 |
|---|---|
| 807741 PRIMARY | Briggs and Stratton Corp (USA) |
NSN 2990-01-529-3963 is a Muffler,exhaust, manufactured by Briggs and Stratton Corp, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-529-3963 has 1 manufacturer part number on file: 807741 (Briggs and Stratton Corp).
Key specifications for 807741: Operating Position: VERTICAL; Body Shape: IRREGULAR; Part Name Assigned by Controlling Agency: MUFFLER; End Item Identification: 303400 V-TWIN HORIZONTAL SHAFT ENGINE V. 2 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.