The Dual Speed Drive, cataloged under National Stock Number 4920-00-944-5571, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-00-944-5571 |
| Item Name | Dual Speed Drive |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| FSC Application Data | TEST SET,INDICATOR,AIRCRAFT |
| General Characteristics Item Description | 18 TO 1 RATIO,1000000CYCLES OR BETTER LIFE,STAINLESS STEEL GEARS,ALUMINUM HOUSING |
| 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 |
|---|---|
| DSD7-113D | 5/9 Secondary reference Lau Technologies Div N/a |
| 713201-1 | 3/2 Design control — primary reference U.S. Government activity |
| DSD7-113D | 5/9 Secondary reference U.S. Government activity |
| 509032-1 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4920-00-944-5571 is a Dual Speed Drive, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-00-944-5571: FSC Application Data: TEST SET,INDICATOR,AIRCRAFT; General Characteristics Item Description: 18 TO 1 RATIO,1000000CYCLES OR BETTER LIFE,STAINLESS STEEL GEARS,ALUMINUM HOUSING; End Item Identification: SUPPORT EQUIPMENT,C-130 AIRCRAFT. 2 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.