The Gear,internal, cataloged under National Stock Number 3020-01-546-7936, 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. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-546-7936 |
| Primary Part Number | 7550477-264234303-4 |
| Item Name | Gear,internal |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 845-4558718 ITEM 4D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| G547-0001-264234303-4D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 264234303-4D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7550477-264234303-4D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7550477-264234303-4 PRIMARY | Naval Sea Systems Command (USA) |
| 2642-343-03 ITEM 4D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 264234303-4 | 5/1 Secondary reference U.S. Government activity |
| 2642-343-03 ITEM 4 | 5/1 Secondary reference U.S. Government activity |
| G547-0001-264234303-4 | 5/1 Secondary reference U.S. Government activity |
| 845-4558718 ITEM 4 | 5/1 Secondary reference U.S. Government activity |
NSN 3020-01-546-7936 is a Gear,internal, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-546-7936 has 6 manufacturer part numbers on file: 845-4558718 ITEM 4D4 (Naval Inventory Control Point Mechanicsburg), G547-0001-264234303-4D4 (Naval Inventory Control Point Mechanicsburg), 264234303-4D4 (Naval Inventory Control Point Mechanicsburg), 7550477-264234303-4D4 (Naval Inventory Control Point Mechanicsburg), 7550477-264234303-4 (Naval Sea Systems Command) and 1 more.
Key specifications for 7550477-264234303-4: Criticality Code Justification: FEAT; Special Features: QUALITY ASSURANCE TESTED AND CERTIFIED FOR DEEP SUBMERGENCE SYSTEMS. 1 specification is 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.
NSN 3020-01-546-7936 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.