The Muffler,exhaust, cataloged under National Stock Number 2990-00-303-7804, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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 | 2990-00-303-7804 |
| Primary Part Number | T-2759 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| Surface Treatment | ALUMINUM ALLOY |
| Overall Diameter | 6.500 INCHES NOMINAL IN |
| Inlet Thread Location | INTERNAL SINGLE INLET |
| Inlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Design Type | DRY |
| Coolant Type | AIR |
| Nonconnection Outlet Size | 5 IN. DIA IN |
| Baffle Quantity | 1 |
| Inlet Connection Type | THREADED SINGLE INLET |
| Inlet Projection Length | 1.313 INCHES NOMINAL SINGLE INLET IN |
| Body Shape | ROUND |
| Nonconnection Outlet Type and Quantity | 1 PERFORATED |
| Nonconnection Outlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Inlet Thread Series Designator | NPT SINGLE INLET |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Muffler Design | BAFFLE |
| Tube Quantity | 1 |
| Inlet Thread Size | 1-1/4-11-1/2 SINGLE INLET |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2990-00-303-7804 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990 (No Item Name Available). Status: active.
NSN 2990-00-303-7804 has 6 cross-referenced part numbers: T-2759 (Cummins Filtration Inc.), 78-121 (Dresser Industries Inc Leroi Div), 78-121 (Dresser, Llc), ABT2759 (Ar Bee Corp), 2759 (Cummins Filtration Inc.) and 1 more.
There are 10 known substitutes for 2990-00-303-7804: 6675-00-019-0536, 5310-00-209-4125, 5920-00-243-5951 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for T-2759: Surface Treatment: ALUMINUM ALLOY; Overall Diameter: 6.500 INCHES NOMINAL IN; Inlet Thread Location: INTERNAL SINGLE INLET; Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY. 19 total characteristics are documented in the Federal Logistics Information System.