The Gear,helical, cataloged under National Stock Number 3020-00-062-5226, 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 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-062-5226 |
| Primary Part Number | 65301-12006-102 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.532 INCHES BOTH ENDS IN |
| Helix Angle | 3.5832 DEGREES |
| Hub Nominal Diameter | 0.200 INCHES SECOND END IN |
| Hub Nominal Diameter | 1.000 INCHES FIRST END IN |
| Teeth Quantity | 64 |
| Body Style | SPOKED |
| Tooth Direction | LEFT |
| Bore Style | STRAIGHT SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.310 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.200 INCHES SECOND END IN |
| Teeth Type | SINGLE HELIX |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | AMS 5643,17-4PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN SECOND END |
| Hub Style Designator | 1 GROOVE FIRST END |
| Spline Quantity | 36 BOTH ENDS |
| Nominal Outside Diameter | 2.128 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nominal Distance From End to First Groove | 0.067 INCHES FIRST END IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL COMP 630 OVERALL |
| First Groove Nominal Diameter | 0.940 INCHES FIRST END IN |
| First Groove Nominal Width | 0.048 INCHES FIRST END IN |
| Face Nominal Width | 0.250 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 65301-12006-102 | Airbus Deutschland Gmbh -Werk Bremen- (DEU) |
| 65301-12006-102 | Precision Gear Industries Llc (USA) |
| 65301-12006-102 | Rotair Aerospace Corp (USA) |
| 65301-12006-102 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 65301-12006-102 | Triumph Gear Systems - Macomb, Inc (USA) |
| Reference | Meaning |
|---|---|
| 65301-12006-102 | 5/9 Secondary reference Platt and Labonia Co |
NSN 3020-00-062-5226 is a Gear,helical, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-062-5226 has 5 manufacturer part numbers on file: 65301-12006-102 (Airbus Deutschland Gmbh -Werk Bremen-), 65301-12006-102 (Precision Gear Industries Llc), 65301-12006-102 (Rotair Aerospace Corp), 65301-12006-102 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 65301-12006-102 (Triumph Gear Systems - Macomb, Inc).
Key specifications for 65301-12006-102: Bore Nominal Diameter: 0.532 INCHES BOTH ENDS IN; Helix Angle: 3.5832 DEGREES; Hub Nominal Diameter: 0.200 INCHES SECOND END IN; Hub Nominal Diameter: 1.000 INCHES FIRST END IN. 25 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.
NSN 3020-00-062-5226 has DEMIL Code Q. 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.