The Guard,mechanical Drive, cataloged under National Stock Number 3020-01-374-2525, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-374-2525 |
| Primary Part Number | 704 5768570 ITEM 50 |
| Item Name | Guard,mechanical Drive |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| 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 |
|---|---|
| 704 5768570 ITEM 50 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5768570A-0050 | 5/2 Secondary reference U.S. Government activity |
| 5768570 ITEM 50 | 5/9 Secondary reference Naval Sea Systems Command |
| 5768570-0050 | 5/9 Secondary reference U.S. Government activity |
| JCM-14279-004 | 5/9 Secondary reference U.S. Government activity |
| 5768570 | D/9 Drawing number reference only U.S. Government activity |
| 704 5768570 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3020-01-374-2525 is a Guard,mechanical Drive, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-374-2525 has 1 manufacturer part number on file: 704 5768570 ITEM 50 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 3020-01-374-2526, 4730-01-379-3746. Verify interchangeability with system specifications before substitution.
Key specifications for 704 5768570 ITEM 50: Overall Height: 0.135 INCHES NOMINAL IN; Overall Length: 6.900 INCHES NOMINAL IN; Overall Width: 2.450 INCHES NOMINAL IN. 0 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.