The Arrester,spark Exhaust, cataloged under National Stock Number 2990-01-099-0636, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Cummins Filtration Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Arrester,spark Exhaust |
| FSC / FSG | 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) |
| Manufacturers | Cummins Filtration Inc. (CAGE 76700) |
| Parameter | Value |
|---|---|
| NSN | 2990-01-099-0636 |
| Primary Part Number | 49120A |
| Item Name | Arrester,spark Exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 49120A PRIMARY | Cummins Filtration Inc. (USA) |
| Reference | Meaning |
|---|---|
| 280905 | 5/9 Secondary reference Hyster-Yale Group, Inc. |
| 4AA2-2 | C/1 Advisory reference — outside the item-of-supply concept Harco Manufacturing Company Div Harco Manufacturing Company Inc |
| 4AA2 | 5/9 Secondary reference Harco Manufacturing Company Div Harco Manufacturing Company Inc |
| 280905 | C/1 Advisory reference — outside the item-of-supply concept Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling |
NSN 2990-01-099-0636 is a Arrester,spark Exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-099-0636 has 1 manufacturer part number on file: 49120A (Cummins Filtration Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5940-01-664-8584. Verify interchangeability with system specifications before substitution.
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.