The Guard,mechanical Drive, cataloged under National Stock Number 3020-01-593-3817, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-593-3817 |
| Item Name | Guard,mechanical Drive |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Mounting Method | FLANGE |
| Outside Diameter | 9.600 INCHES NOMINAL IN |
| Hazardous Substances | ALUMINUM ALLOY |
| Inside Diameter | 8.300 INCHES NOMINAL IN |
| Material | ALUMINUM |
| 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 |
|---|---|
| 767039 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-593-3817 is a Guard,mechanical Drive, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-593-3817: Mounting Method: FLANGE; Outside Diameter: 9.600 INCHES NOMINAL IN; Hazardous Substances: ALUMINUM ALLOY; Inside Diameter: 8.300 INCHES NOMINAL IN. 5 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.