The Muffler,exhaust, cataloged under National Stock Number 2990-00-871-6969, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Taylor Machine Works Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-871-6969 |
| Primary Part Number | A222436P |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Taylor Machine Works Inc |
| Status | ACTIVE |
| Coolant Type | AIR |
| Design Type | DRY |
| Overall Diameter | 7.750 INCHES NOMINAL IN |
| Outlet Inside Diameter | 4.000 INCHES NOMINAL FIRST OUTLET IN |
| Muffler Design | BAFFLE |
| Outlet Outside Diameter | 4.156 INCHES NOMINAL FIRST OUTLET IN |
| Inlet Connection Type | RECTANGULAR HOLE ALL INLETS |
| Body Shape | ROUND |
| Surface Treatment | PAINT |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Outlet Projection Length | 5.500 INCHES NOMINAL FIRST OUTLET IN |
| Outlet Connection Type | UNTHREADED FIRST OUTLET |
| Outlet Location | LOCATED ON SIDE OF BODY NEAR END |
| 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 |
|---|---|
| A222436P PRIMARY | Taylor Machine Works Inc (USA) |
| Reference | Meaning |
|---|---|
| 22436P11 | 5/9 Secondary reference Taylor Machine Works Inc |
NSN 2990-00-871-6969 is a Muffler,exhaust, manufactured by Taylor Machine Works Inc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-871-6969 has 1 manufacturer part number on file: A222436P (Taylor Machine Works Inc).
Key specifications for A222436P: Coolant Type: AIR; Design Type: DRY; Overall Diameter: 7.750 INCHES NOMINAL IN; Outlet Inside Diameter: 4.000 INCHES NOMINAL FIRST OUTLET IN. 13 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.