The Muffler,exhaust, cataloged under National Stock Number 2990-00-110-9721, 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 15 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-110-9721 |
| Primary Part Number | T-9858 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| Design Type | DRY |
| Operating Position | UNIVERSAL |
| Overall Diameter | 6.120 INCHES NOMINAL IN |
| Coolant Type | AIR |
| Unable to Decode | UNABLE TO DECODE |
| Unable to Decode | UNABLE TO DECODEUNABLE TO DECODE |
| Outlet Outside Diameter | 1.875 INCHES NOMINAL FIRST OUTLET IN |
| Outlet Projection Length | 4.940 INCHES NOMINAL FIRST OUTLET IN |
| Inlet Location | OFFSET IN END SECTION OF BODY 1.500 IN. DISTANCE CENTERLINE OF INLET FROM HORIZONTAL CENTERLINE OF BODY IN |
| Outlet Location | ON SIDE OF BODY 2,810 IN. DISTANCE FROM VERTICAL CENTERLINE OF OUTLET TO END OF INLET IN |
| Center to Center Distance Between Mounting Holes | 2.680 IN. C TO C DIM. OF MTG HOLES SINGLE INLET IN |
| Inlet Flange Mounting Hole Diameter | 0.410 INCHES NOMINAL SINGLE INLET IN |
| Surface Treatment | ALUMINUM |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Inlet Projection Length | 1.000 INCHES NOMINAL SINGLE INLET IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 9858 | Cummins Filtration Inc. (USA) |
| T-9858 PRIMARY | Cummins Filtration Inc. (USA) |
| ABT9858 | Ar Bee Corp (USA) |
| 13208E0188 | Cecom Lr Center (USA) |
NSN 2990-00-110-9721 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990 (No Item Name Available). Status: active.
NSN 2990-00-110-9721 has 4 cross-referenced part numbers: 9858 (Cummins Filtration Inc.), T-9858 (Cummins Filtration Inc.), ABT9858 (Ar Bee Corp), 13208E0188 (Cecom Lr Center).
There are 5 known substitutes for 2990-00-110-9721: 1730-00-219-6061, 5940-01-064-3612, 6515-01-569-8532 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for T-9858: Design Type: DRY; Operating Position: UNIVERSAL; Overall Diameter: 6.120 INCHES NOMINAL IN; Coolant Type: AIR. 16 total characteristics are documented in the Federal Logistics Information System.