The Gear,helical, cataloged under National Stock Number 3020-00-429-2809, 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 Pierce Co Inc the Sub of Avis Industrial Corp. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-429-2809 |
| Primary Part Number | G6427 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Pierce Co Inc the Sub of Avis Industrial Corp |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.435 INCHES BOTH ENDS IN |
| Helix Angle | 28.3575 DEGREES |
| Hub Nominal Diameter | 1.000 INCHES FIRST END IN |
| Teeth Quantity | 17 |
| Body Style | WEBBED, OFFSET, SOLID |
| Tooth Direction | LEFT |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.438 INCHES FIRST END IN |
| Teeth Type | SINGLE HELIX |
| Nominal Overall Length | 0.875 INCHES IN |
| Style Designator | PROTRUDING HUB, RECESSED BODY |
| Pitch Diameter | 2.4148 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 2.664 INCHES IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | IRON OVERALL |
| Body Recess Nominal Depth | 0.188 INCHES SECOND END IN |
| Face Nominal Width | 0.438 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 |
|---|---|
| G6427 PRIMARY | Pierce Co Inc the Sub of Avis Industrial Corp (USA) |
NSN 3020-00-429-2809 is a Gear,helical, manufactured by Pierce Co Inc the Sub of Avis Industrial Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-429-2809 has 1 manufacturer part number on file: G6427 (Pierce Co Inc the Sub of Avis Industrial Corp).
Key specifications for G6427: Bore Nominal Diameter: 0.435 INCHES BOTH ENDS IN; Helix Angle: 28.3575 DEGREES; Hub Nominal Diameter: 1.000 INCHES FIRST END IN; Teeth Quantity: 17. 19 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.