The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-01-431-6540, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Kalmar Solutions Ab. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3010-01-431-6540 |
| Primary Part Number | 2879549-006 |
| Item Name | Gear Assembly,speed Decreaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Kalmar Solutions Ab |
| Status | ACTIVE |
| Design Type | SINGLE REDUCTION |
| Gear Type | WORM |
| Shaft Position | OUTPUT SHAFT EXTENDS TO LEFT AND RIGHT |
| Total Ratio | 20 TO 1 |
| Output Shaft Type | KEYWAY OR SHOULDERED |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 2879549-006 PRIMARY | Kalmar Solutions Ab (SWE) |
| Reference | Meaning |
|---|---|
| 2879549-006 | 3/9 Design control — primary reference Cargotec Sweden Ab - Macgregor Cranes |
| 489 4670-001 | 5/9 Secondary reference Macgregor Usa Inc. Div Macgregor Usa |
| 11-0007A | 5/9 Secondary reference Motovaric S P a |
NSN 3010-01-431-6540 is a Gear Assembly,speed Decreaser, manufactured by Kalmar Solutions Ab, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-431-6540 has 1 manufacturer part number on file: 2879549-006 (Kalmar Solutions Ab).
Key specifications for 2879549-006: Design Type: SINGLE REDUCTION; Gear Type: WORM; Shaft Position: OUTPUT SHAFT EXTENDS TO LEFT AND RIGHT; Total Ratio: 20 TO 1. 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.