The Gear,helical, cataloged under National Stock Number 3020-00-646-6970, 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 Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-646-6970 |
| Primary Part Number | 47839B |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.8750 INCHES BOTH ENDS IN |
| Teeth Quantity | 24 |
| Bore Style | PLAIN BOTH ENDS |
| Style Designator | HUBLESS |
| Nominal Outside Diameter | 3.2500 INCHES IN |
| Face Nominal Width | 0.500 INCHES IN |
| 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 |
|---|---|
| 47839B PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 205MFK1 | Linde Material Handling North America Corporation (USA) |
| Reference | Meaning |
|---|---|
| 205MFK1 | 5/9 Secondary reference Linde Lift Truck Corp. |
| 47839B | 5/9 Secondary reference Hercules Engine Co Inc |
NSN 3020-00-646-6970 is a Gear,helical, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-646-6970 has 2 manufacturer part numbers on file: 47839B (Brinkley Technology Group Llc Dba Hercules Manufacturing), 205MFK1 (Linde Material Handling North America Corporation).
Key specifications for 47839B: Bore Nominal Diameter: 1.8750 INCHES BOTH ENDS IN; Teeth Quantity: 24; Bore Style: PLAIN BOTH ENDS; Style Designator: HUBLESS. 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.