The Gear Assembly,speed Increaser, cataloged under National Stock Number 3010-01-225-5937, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Marco Seattle Inc Dba Marco. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-225-5937 |
| Primary Part Number | D59989 |
| Item Name | Gear Assembly,speed Increaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Marco Seattle Inc Dba Marco |
| Status | ACTIVE |
| Gear Type | SPUR |
| Total Ratio | 1 TO 41 |
| Output Shaft Quantity | 4 |
| 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 |
|---|---|
| D59989 PRIMARY | Marco Seattle Inc Dba Marco (USA) |
| Reference | Meaning |
|---|---|
| DG48-1-14-1.41U | C/1 Advisory reference — outside the item-of-supply concept Marco Seattle Inc Dba Marco |
NSN 3010-01-225-5937 is a Gear Assembly,speed Increaser, manufactured by Marco Seattle Inc Dba Marco, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-225-5937 has 1 manufacturer part number on file: D59989 (Marco Seattle Inc Dba Marco).
Key specifications for D59989: Gear Type: SPUR; Total Ratio: 1 TO 41; Output Shaft Quantity: 4. 3 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.