The Muffler,exhaust, cataloged under National Stock Number 2990-00-141-9229, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Curtis Dyna-Fog, Ltd.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2990-00-141-9229 |
| Primary Part Number | CFR40336 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Curtis Dyna-Fog, Ltd. |
| Status | CANCELLED |
| Operating Position | HORIZONTAL |
| Baffle Quantity | 1 |
| Outlet Projection Length | 1.781 INCHES NOMINAL FIRST OUTLET IN |
| Inlet Projection Length | 1.781 INCHES NOMINAL SINGLE INLET IN |
| Outlet Location | 1 IN. C TO C FROM HORIZONTAL CENTERLINE IN |
| Inlet Thread Location | EXTERNAL SINGLE INLET |
| Coolant Type | AIR |
| Overall Diameter | 4.620 INCHES NOMINAL IN |
| Inlet Location | 1-3/8 IN. C TO C FROM HORIZONTAL CENTERLINE IN |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Thread Location | EXTERNAL FIRST OUTLET |
| Design Type | DRY |
| Muffler Design | DIRECTIONAL VANE W/INTEGRAL SPARK ARRESTOR |
| Surface Treatment | ALUMINUM ALLOY |
| Inlet Thread Size | 1-1/4 - 11-1/2 SINGLE INLET |
| Outlet Thread Size | 1-1/4 - 11-1/2 FIRST OUTLET |
| Tube Quantity | 3 |
| Thread Direction | RIGHT-HAND SINGLE INLET |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| CFR40336 | Curtis Dyna-Fog, Ltd. (USA) |
| ABT5077 | Brighton Cromwell Llc (USA) |
| ABT5077 | Ar Bee Corp (USA) |
| 5077 | Cummins Filtration Inc. (USA) |
| T1693H | Cummins Filtration Inc. (USA) |
| 05077A | Cummins Filtration Inc. (USA) |
| WD-41-C | Wisconsin Motors, Llc (USA) |
| C13200E0124 | Chief of Engineers Dept of Army (USA) |
| WD41A | Wisconsin Motors, Llc (USA) |
| T5077A | Cummins Filtration Inc. (USA) |
| T-5077 | Cummins Filtration Inc. (USA) |
NSN 2990-00-141-9229 is a Muffler,exhaust, manufactured by Curtis Dyna-Fog, Ltd., classified under FSC 2990 (No Item Name Available). Status: cancelled.
NSN 2990-00-141-9229 has 11 cross-referenced part numbers: CFR40336 (Curtis Dyna-Fog, Ltd.), ABT5077 (Brighton Cromwell Llc), ABT5077 (Ar Bee Corp), 5077 (Cummins Filtration Inc.), T1693H (Cummins Filtration Inc.) and 6 more.
There are 12 known substitutes for 2990-00-141-9229: 5340-00-295-9664, 9390-00-356-1903, 5330-00-526-6169 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for CFR40336: Operating Position: HORIZONTAL; Baffle Quantity: 1; Outlet Projection Length: 1.781 INCHES NOMINAL FIRST OUTLET IN; Inlet Projection Length: 1.781 INCHES NOMINAL SINGLE INLET IN. 19 total characteristics are documented in the Federal Logistics Information System.
NSN 2990-00-141-9229 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.