The Muffler,exhaust, cataloged under National Stock Number 2990-00-406-7226, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Cummins Filtration Inc.. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-406-7226 |
| Primary Part Number | T-9461 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| Outlet Projection Length | 2.875 INCHES NOMINAL FIRST OUTLET IN |
| Body Shape | ROUND |
| Inlet Projection Length | 2.500 INCHES NOMINAL SINGLE INLET IN |
| Inlet Connection Type | FLANGE SINGLE INLET |
| Inlet Flange Mounting Hole Diameter | 0.438 INCHES NOMINAL SINGLE INLET IN |
| Center to Center Distance Between Mounting Holes | 3.500 IN. C TO C DIM. OF MTG HOLES SINGLE INLET IN |
| Outlet Location | CENTRALLY LOCATED ON END OF BODY |
| Muffler Design | STRAIGHT THROUGH |
| Coolant Type | AIR |
| Design Type | DRY |
| Surface Treatment | ALUMINUM ALLOY |
| Outlet Connection Type | UNTHREADED FIRST OUTLET |
| Inlet Location | CENTRALLY LOCATED ON END OF BODY |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Overall Diameter | 6.625 INCHES NOMINAL IN |
| Inlet Flange Shape | OVAL SINGLE INLET |
| Outlet Outside Diameter | 2.475 INCHES MINIMUM AND 2.495 INCHES MAXIMUM FIRST OUTLET IN |
| Tube Quantity | 2 |
| Inlet Flange Mounting Provision and Quantity | 2 HOLES SINGLE INLET |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2990-00-406-7226 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990 (No Item Name Available). Status: active.
NSN 2990-00-406-7226 has 6 cross-referenced part numbers: ABT9461 (Ar Bee Corp), T-9461 (Cummins Filtration Inc.), ABT9461 (Brighton Cromwell Llc), 9461-N (Cummins Filtration Inc.), 9461 (Cummins Filtration Inc.) and 1 more.
There are 5 known substitutes for 2990-00-406-7226: 5935-00-944-3715, 6625-01-016-3790, 6515-01-089-1069 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for T-9461: Outlet Projection Length: 2.875 INCHES NOMINAL FIRST OUTLET IN; Body Shape: ROUND; Inlet Projection Length: 2.500 INCHES NOMINAL SINGLE INLET IN; Inlet Connection Type: FLANGE SINGLE INLET. 20 total characteristics are documented in the Federal Logistics Information System.