The Gear,helical, cataloged under National Stock Number 3020-01-422-8342, 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 Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-422-8342 |
| Primary Part Number | 1561039 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. |
| Status | ACTIVE |
| Teeth Quantity | 81 |
| Tooth Direction | RIGHT |
| Teeth Type | SINGLE HELIX |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 5 684 202 PIECE 402 | Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. (USA) |
| 1561039 PRIMARY | Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. (USA) |
| 5881039 | Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. (USA) |
| 5 684 202 PIECE 402 | Appleton Marine Inc (USA) |
| Reference | Meaning |
|---|---|
| 1561039 | 5/9 Secondary reference Appleton Marine Inc |
NSN 3020-01-422-8342 is a Gear,helical, manufactured by Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-422-8342 has 4 manufacturer part numbers on file: 5 684 202 PIECE 402 (Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany.), 1561039 (Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany.), 5881039 (Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany.), 5 684 202 PIECE 402 (Appleton Marine Inc).
Key specifications for 1561039: Teeth Quantity: 81; Tooth Direction: RIGHT; Teeth Type: SINGLE HELIX; Special Features: 265MM CENTER TO CENTER BETWEEN GEARS; 4:05 GEAR RATIO; RIGHT-HAND PITCH; 5.0MODULE NUMBER; FOR A FLENDER CORP PARALLEL SHAFT SPEED, TYPE H4SH, SIZE 13 MM. 4 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.