The Muffler,exhaust, cataloged under National Stock Number 2990-00-356-1084, 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 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-356-1084 |
| Primary Part Number | T-3374 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| Overall Diameter | 3.187 INCHES NOMINAL IN |
| Inlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Outlet Projection Length | 1.187 INCHES NOMINAL FIRST OUTLET IN |
| Inlet Connection Type | THREADED SINGLE INLET |
| Muffler Design | STRAIGHT THROUGH W/BAFFLE |
| Design Type | DRY |
| Body Shape | ROUND |
| Inlet Projection Length | 1.187 INCHES NOMINAL SINGLE INLET IN |
| Outlet Connection Type | THREADED FIRST OUTLET |
| Inlet Thread Series Designator | UNF SINGLE INLET |
| Outlet Thread Direction | RIGHT-HAND FIRST OUTLET |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Coolant Type | AIR |
| Inlet Thread Location | EXTERNAL SINGLE INLET |
| Outlet Thread Series Designator | UNF FIRST OUTLET |
| Inlet Thread Size | 1.250-12 SINGLE INLET |
| Outlet Thread Size | 1.250-12 FIRST OUTLET |
| Outlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Surface Treatment | PAINT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2990-00-356-1084 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990 (No Item Name Available). Status: active.
NSN 2990-00-356-1084 has 4 cross-referenced part numbers: ABT3374 (Ar Bee Corp), T-3374 (Cummins Filtration Inc.), 723-1 (Meadowbrook Products Inc), 3374 (Cummins Filtration Inc.).
There are 12 known substitutes for 2990-00-356-1084: 5945-00-259-0306, 3120-00-338-7859, 5905-00-393-2496 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for T-3374: Overall Diameter: 3.187 INCHES NOMINAL IN; Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY; Outlet Projection Length: 1.187 INCHES NOMINAL FIRST OUTLET IN; Inlet Connection Type: THREADED SINGLE INLET. 20 total characteristics are documented in the Federal Logistics Information System.