The Muffler,exhaust, cataloged under National Stock Number 2990-01-679-8682, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Centek Industries, Inc.. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-679-8682 |
| Primary Part Number | 1420800 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Centek Industries, Inc. |
| Status | ACTIVE |
| Operating Position | HORIZONTAL |
| Inlet Outside Diameter | 2.00 INCHES NOMINAL ALL INLETS IN |
| Inlet Location | FRONT AND BACK |
| Design Type | WET |
| Overall Diameter | 16.25 INCHES NOMINAL IN |
| Inlet Projection Length | 8.00 INCHES NOMINAL ALL INLETS IN |
| Outlet Outside Diameter | 8.00 INCHES NOMINAL ALL OUTLETS IN |
| Inlet Connection Type | UNTHREADED FIRST INLET |
| Inlet Connection Type | FLANGE THIRD INLET |
| Body Shape | ROUND |
| Outlet Projection Length | 8.00 INCHES NOMINAL FIRST OUTLET IN |
| Outlet Connection Type | UNTHREADED FIRST OUTLET |
| 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 |
|---|---|
| 1420800 PRIMARY | Centek Industries, Inc. (USA) |
NSN 2990-01-679-8682 is a Muffler,exhaust, manufactured by Centek Industries, Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-679-8682 has 1 manufacturer part number on file: 1420800 (Centek Industries, Inc.).
Key specifications for 1420800: Operating Position: HORIZONTAL; Inlet Outside Diameter: 2.00 INCHES NOMINAL ALL INLETS IN; Inlet Location: FRONT AND BACK; Design Type: WET. 12 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.