The Muffler,exhaust, cataloged under National Stock Number 2990-00-903-3864, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-903-3864 |
| Primary Part Number | T-9281 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Baffle Quantity | 1 |
| Inlet Flange Mounting Provision and Quantity | 2 HOLES SINGLE INLET |
| Surface Treatment | ALUMINUM |
| Inlet Projection Length | 0.750 INCHES NOMINAL SINGLE INLET IN |
| Tube Quantity | 2 |
| Inlet Location | LOCATED 1 IN. C TO C FROM HORIZONTAL CENTERLINE IN |
| Outlet Projection Length | 0.375 INCHES NOMINAL FIRST OUTLET IN |
| Unable to Decode | UNABLE TO DECODE |
| Outlet Connection Type | UNTHREADED FIRST OUTLET |
| Coolant Type | AIR |
| Design Type | DRY |
| Inlet Connection Type | FLANGE SINGLE INLET |
| Outlet Inside Diameter | 1.049 INCHES NOMINAL FIRST OUTLET IN |
| Outlet Outside Diameter | 1.125 INCHES NOMINAL FIRST OUTLET IN |
| Inlet Flange Shape | OVAL SINGLE INLET |
| Center to Center Distance Between Mounting Holes | 1-1/2 IN. C TO C DIM. OF HOLES SINGLE INLET IN |
| Outlet Location | LOCATED 13.16 IN. C TO C FROM HORIZONTAL CENTER LINE IN |
| Body Shape | ROUND |
| Operating Position | HORIZONTAL |
| Inlet Flange Mounting Hole Diameter | 0.281 INCHES NOMINAL SINGLE INLET IN |
| Overall Diameter | 4.000 INCHES NOMINAL IN |
| Muffler Design | BAFFLE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| T-9281 | Cummins Filtration Inc. (USA) |
| ABT9281 | Brighton Cromwell Llc (USA) |
| ABT9281 | Ar Bee Corp (USA) |
| 9281N | Cummins Filtration Inc. (USA) |
| 9281 | Cummins Filtration Inc. (USA) |
| Z-282 | Gardner Denver Inc. (USA) |
| 9281N | Cummins Npower Llc Dba Cummins Diesel Sales (USA) |
NSN 2990-00-903-3864 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990 (No Item Name Available). Status: active.
NSN 2990-00-903-3864 has 7 cross-referenced part numbers: T-9281 (Cummins Filtration Inc.), ABT9281 (Brighton Cromwell Llc), ABT9281 (Ar Bee Corp), 9281N (Cummins Filtration Inc.), 9281 (Cummins Filtration Inc.) and 2 more.
There are 10 known substitutes for 2990-00-903-3864: 2825-00-146-4192, 5120-00-181-6816, 5950-00-312-5154 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for T-9281: Overall Length: 3.000 INCHES NOMINAL IN; Material: STEEL LOCATION NOT OTHERWISE SPECIFIED; Baffle Quantity: 1; Inlet Flange Mounting Provision and Quantity: 2 HOLES SINGLE INLET. 24 total characteristics are documented in the Federal Logistics Information System.