The Gear,helical, cataloged under National Stock Number 3020-00-010-3077, 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 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-010-3077 |
| Primary Part Number | S6132-61015-1 |
| 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 | 1.6505 INCHES BOTH ENDS IN |
| Helix Angle | 5.0000 DEGREES |
| Hub Nominal Diameter | 2.000 INCHES FIRST END IN |
| Teeth Quantity | 154 |
| Body Style | PLAIN, WITH LIGHTENING HOLES |
| Tooth Direction | RIGHT |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.062 INCHES FIRST END IN |
| Teeth Type | SINGLE HELIX |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-S-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.2600 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 3.290 INCHES IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL COMP 4140 OVERALL |
| Face Nominal Width | 0.155 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 |
|---|---|
| S6132-61015-1 | Leonardo Uk Ltd (GBR) |
| S6132-61015-1 | Airbus Deutschland Gmbh -Werk Bremen- (DEU) |
| S6132-61015-1 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| S6132-61015-1 | Worldwide Aeronautical Components Inc. Dba Beryllium Manufacturing (USA) |
| S6132-61015-1 | Rotair Aerospace Corp (USA) |
| Reference | Meaning |
|---|---|
| S6132-6105-1 | 5/9 Secondary reference Worldwide Aeronautical Components Inc. Dba Beryllium Manufacturing |
NSN 3020-00-010-3077 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 3020-00-010-3077 has 5 manufacturer part numbers on file: S6132-61015-1 (Leonardo Uk Ltd), S6132-61015-1 (Airbus Deutschland Gmbh -Werk Bremen-), S6132-61015-1 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), S6132-61015-1 (Worldwide Aeronautical Components Inc. Dba Beryllium Manufacturing), S6132-61015-1 (Rotair Aerospace Corp).
Key specifications for S6132-61015-1: Bore Nominal Diameter: 1.6505 INCHES BOTH ENDS IN; Helix Angle: 5.0000 DEGREES; Hub Nominal Diameter: 2.000 INCHES FIRST END IN; Teeth Quantity: 154. 18 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 3020-00-010-3077 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.