The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-00-939-0197, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-939-0197 |
| Item Name | Gear Assembly,speed Decreaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Input Shaft Quantity | 1 |
| Design Type | SINGLE REDUCTION |
| Gear Type | SPUR |
| Input Shaft Type | STRAIGHT |
| Shaft Position | OUTPUT SHAFT EXTENDS TO REAR AS VIEWED FROM DRIVER |
| Total Ratio | 81.79 TO 1 |
| Output Shaft Type | STRAIGHT |
| Output Shaft Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| X896-10 | 3/2 Design control — primary reference U.S. Government activity |
| 241-007-0001 | 5/9 Secondary reference U.S. Government activity |
NSN 3010-00-939-0197 is a Gear Assembly,speed Decreaser, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-00-939-0197: Input Shaft Quantity: 1; Design Type: SINGLE REDUCTION; Gear Type: SPUR; Input Shaft Type: STRAIGHT. 8 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.