The Muffler,exhaust, cataloged under National Stock Number 2990-00-890-2434, 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 21 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-890-2434 |
| Primary Part Number | T-6514 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| Muffler Design | STRAIGHT THROUGH |
| Coolant Type | AIR |
| Outlet Thread Direction | RIGHT-HAND FIRST OUTLET |
| Overall Diameter | 7.625 INCHES NOMINAL IN |
| Inlet Thread Size | 3-1/2-8 SINGLE INLET |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Inlet Connection Type | THREADED SINGLE INLET |
| Outlet Connection Type | THREADED FIRST OUTLET |
| Inlet Projection Length | 3.875 INCHES NOMINAL SINGLE INLET IN |
| Outlet Projection Length | 3.875 INCHES NOMINAL FIRST OUTLET IN |
| Design Type | DRY |
| Thread Direction | RIGHT-HAND SINGLE INLET |
| Outlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Inlet Thread Location | EXTERNAL SINGLE INLET |
| Thread Location | EXTERNAL FIRST OUTLET |
| Outlet Thread Series Designator | NPT FIRST OUTLET |
| Inlet Thread Series Designator | NPT SINGLE INLET |
| Outlet Thread Size | 3-1/2-8 FIRST OUTLET |
| Tube Quantity | 1 |
| Inlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Body Shape | ROUND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2990-00-890-2434 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990 (No Item Name Available). Status: active.
NSN 2990-00-890-2434 has 5 cross-referenced part numbers: ABT5614 (Brighton Cromwell Llc), 5124596 (Rolls-Royce Solutions America Inc), T-6514 (Cummins Filtration Inc.), ABT5614 (Ar Bee Corp), 6514 (Cummins Filtration Inc.).
There are 12 known substitutes for 2990-00-890-2434: 3110-00-100-6170, 2810-00-118-4054, 5340-00-200-6556 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for T-6514: Muffler Design: STRAIGHT THROUGH; Coolant Type: AIR; Outlet Thread Direction: RIGHT-HAND FIRST OUTLET; Overall Diameter: 7.625 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.