The Arrester,spark Exhaust, cataloged under National Stock Number 2990-01-206-9629, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Maradyne Corporation. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-206-9629 |
| Primary Part Number | 5S-1875U15B |
| Item Name | Arrester,spark Exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Maradyne Corporation |
| Status | ACTIVE |
| Operating Position | HORIZONTAL |
| Inlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Overall Diameter | 4.910 INCHES NOMINAL IN |
| Inlet Connection Type | UNTHREADED LOCATION NOT OTHERWISE SPECIFIED |
| Body Shape | ROUND |
| Material | STEEL AND STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 5S-1875U15B PRIMARY | Maradyne Corporation (USA) |
| Reference | Meaning |
|---|---|
| C13226E0093 | C/1 Advisory reference — outside the item-of-supply concept Deutz Corporation |
| 5S-1875U-15B | 5/9 Secondary reference Supertrapp Industries Usa Sub of Moller Corp |
| 13226E0093 | 5/2 Secondary reference U.S. Government activity |
NSN 2990-01-206-9629 is a Arrester,spark Exhaust, manufactured by Maradyne Corporation, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-206-9629 has 1 manufacturer part number on file: 5S-1875U15B (Maradyne Corporation).
Key specifications for 5S-1875U15B: Operating Position: HORIZONTAL; Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY; Overall Diameter: 4.910 INCHES NOMINAL IN; Overall Length: 5.310 INCHES NOMINAL IN. 6 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.