The Muffler,exhaust, cataloged under National Stock Number 2990-00-424-3391, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Briggs and Stratton Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2990-00-424-3391 |
| Primary Part Number | 290933 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Briggs and Stratton Corp |
| Status | CANCELLED |
| FSC Application Data | GASOLINE ENGINE,NONAIRCRAFT |
| Inlet Thread Size | 1-11-1/2 SINGLE INLET |
| Coolant Type | AIR |
| Inlet Connection Type | THREADED SINGLE INLET |
| Nonconnection Outlet Type and Quantity | 101 PERFORATED |
| Inlet Projection Length | 2.125 INCHES NOMINAL SINGLE INLET IN |
| Inlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Design Type | DRY |
| Nonconnection Outlet Location | LOCATED ON END |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Body Shape | ROUND |
| Inlet Thread Series Designator | NPT SINGLE INLET |
| Thread Direction | RIGHT-HAND SINGLE INLET |
| Overall Diameter | 3.625 INCHES NOMINAL IN |
| Muffler Design | STRAIGHT THROUGH |
| Surface Treatment | ENAMEL |
| Nonconnection Outlet Size | 5/64 IN. DIA IN |
| Inlet Thread Location | EXTERNAL SINGLE INLET |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2212-5 | Toro Co the (USA) |
| N5-290933 | Ar Bee Corp (USA) |
| 290933 | Unimasco Inc (USA) |
| 290933-3 | Briggs and Stratton Corp (USA) |
| 69134 | Briggs and Stratton Corp (USA) |
| 290933 PRIMARY | Briggs and Stratton Corp (USA) |
| 292697 | Briggs and Stratton Corp (USA) |
| N5-290933 | Brighton Cromwell Llc (USA) |
NSN 2990-00-424-3391 is a Muffler,exhaust, manufactured by Briggs and Stratton Corp, classified under FSC 2990 (No Item Name Available). Status: cancelled.
NSN 2990-00-424-3391 has 8 cross-referenced part numbers: 2212-5 (Toro Co the), N5-290933 (Ar Bee Corp), 290933 (Unimasco Inc), 290933-3 (Briggs and Stratton Corp), 69134 (Briggs and Stratton Corp) and 3 more.
There are 8 known substitutes for 2990-00-424-3391: 5950-00-223-3204, 5965-00-280-3607, 4610-00-833-0980 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 290933: FSC Application Data: GASOLINE ENGINE,NONAIRCRAFT; Overall Length: 6.250 INCHES MINIMUM AND 6.500 INCHES MAXIMUM IN; Inlet Thread Size: 1-11-1/2 SINGLE INLET; Coolant Type: AIR. 19 total characteristics are documented in the Federal Logistics Information System.
NSN 2990-00-424-3391 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.