The Muffler,exhaust, cataloged under National Stock Number 2990-01-014-2832, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Cummins Filtration Inc.. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-014-2832 |
| Primary Part Number | 86136-U |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| Operating Position | HORIZONTAL |
| Inlet Location | OFFSET 1.375 IN. LOCATED IN END SECTION OF BODY IN |
| Design Type | JACKETED |
| Overall Diameter | 6.000 INCHES NOMINAL IN |
| Outlet Inside Diameter | 2.000 INCHES NOMINAL FIRST OUTLET IN |
| Inlet Projection Length | 2.500 INCHES NOMINAL SINGLE INLET IN |
| Muffler Design | STRAIGHT THROUGH |
| Inlet Connection Type | UNTHREADED SINGLE INLET |
| Body Shape | ROUND |
| Surface Treatment | ALUMINUM ALLOY |
| Inlet Inside Diameter | 2.000 INCHES NOMINAL SINGLE INLET IN |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Outlet Projection Length | 2.500 INCHES NOMINAL FIRST OUTLET IN |
| Outlet Connection Type | UNTHREADED FIRST OUTLET |
| Outlet Location | OFFSET 1.375 IN. LOCATED IN END SECTION OF BODY IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 86136-U PRIMARY | Cummins Filtration Inc. (USA) |
| MZM06-0054 PRIMARY | Donaldson Company, Inc. (USA) |
| U-86136 | Cummins Filtration Inc. (USA) |
| ABT86136 | Brighton Cromwell Llc (USA) |
| Reference | Meaning |
|---|---|
| ABT86136 | 5/9 Secondary reference Ar Bee Corp |
| 1025-30109PC17 | 5/9 Secondary reference Jbf Scientific Corp |
NSN 2990-01-014-2832 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-014-2832 has 4 manufacturer part numbers on file: 86136-U (Cummins Filtration Inc.), MZM06-0054 (Donaldson Company, Inc.), U-86136 (Cummins Filtration Inc.), ABT86136 (Brighton Cromwell Llc).
Key specifications for 86136-U: Operating Position: HORIZONTAL; Inlet Location: OFFSET 1.375 IN. LOCATED IN END SECTION OF BODY IN; Design Type: JACKETED; Overall Diameter: 6.000 INCHES NOMINAL IN. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.