The Arrester,spark Exhaust, cataloged under National Stock Number 2990-01-043-7925, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Wheeler Fleet Solutions, Co.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-043-7925 |
| Primary Part Number | 830-501-8400 |
| Item Name | Arrester,spark Exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Wheeler Fleet Solutions, Co. |
| Status | ACTIVE |
| Operating Position | HORIZONTAL |
| Inlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Outlet Inside Diameter | 2.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Inlet Projection Length | 3.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Inlet Connection Type | UNTHREADED LOCATION NOT OTHERWISE SPECIFIED |
| Body Shape | ROUND |
| Inlet Inside Diameter | 2.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Material | STEEL |
| Outlet Projection Length | 2.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Device Design Type | BAFFLE |
| Outlet Connection Type | UNTHREADED LOCATION NOT OTHERWISE SPECIFIED |
| Outlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| 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 |
|---|---|
| 830-501-8400 | Wheeler Fleet Solutions, Co. (USA) |
| Reference | Meaning |
|---|---|
| FCM06-0037 AND P20-1495 | 5/9 Secondary reference Donaldson Company, Inc. |
| 501-8400 | 3/9 Design control — primary reference U.S. Government activity |
NSN 2990-01-043-7925 is a Arrester,spark Exhaust, manufactured by Wheeler Fleet Solutions, Co., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-043-7925 has 1 manufacturer part number on file: 830-501-8400 (Wheeler Fleet Solutions, Co.).
Key specifications for 830-501-8400: Operating Position: HORIZONTAL; Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY; Outlet Inside Diameter: 2.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Inlet Projection Length: 3.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN. 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.