The Muffler,exhaust, cataloged under National Stock Number 2990-01-030-2242, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Wisconsin Motors, Llc. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-030-2242 |
| Primary Part Number | WD89 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Wisconsin Motors, Llc |
| Status | ACTIVE |
| Outlet Inside Diameter | 1.660 INCHES NOMINAL FIRST OUTLET IN |
| Inlet Thread Series Designator | NPT SINGLE INLET |
| Overall Diameter | 5.000 INCHES NOMINAL IN |
| Inlet Connection Type | THREADED SINGLE INLET |
| Tube Quantity | 1 |
| Inlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Design Type | DRY |
| Outlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Baffle Quantity | 2 |
| Coolant Type | AIR |
| Outlet Projection Length | 2.000 INCHES NOMINAL FIRST OUTLET IN |
| Body Shape | ROUND |
| Inlet Projection Length | 1.250 INCHES NOMINAL SINGLE INLET IN |
| Surface Treatment | PLASTIC POLYPROPYLENE |
| Muffler Design | LOUVER |
| Thread Direction | RIGHT-HAND SINGLE INLET |
| Inlet Thread Location | EXTERNAL SINGLE INLET |
| Outlet Connection Type | UNTHREADED FIRST OUTLET |
| Inlet Thread Size | 1-1/4-11-1/2 SINGLE INLET |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2990-01-030-2242 is a Muffler,exhaust, manufactured by Wisconsin Motors, Llc, classified under FSC 2990 (No Item Name Available). Status: active.
NSN 2990-01-030-2242 has 5 cross-referenced part numbers: WD89 (Wisconsin Motors, Llc), T-9098 (Cummins Filtration Inc.), ABT9098 (Brighton Cromwell Llc), 9098 (Cummins Filtration Inc.), ABT9098 (Ar Bee Corp).
There are 6 known substitutes for 2990-01-030-2242: 5331-00-054-6866, 3040-00-895-8822, 5340-01-284-3204 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for WD89: Outlet Inside Diameter: 1.660 INCHES NOMINAL FIRST OUTLET IN; Inlet Thread Series Designator: NPT SINGLE INLET; Overall Diameter: 5.000 INCHES NOMINAL IN; Inlet Connection Type: THREADED SINGLE INLET. 22 total characteristics are documented in the Federal Logistics Information System.