The Gear,spur, cataloged under National Stock Number 3020-00-064-9934, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-064-9934 |
| Primary Part Number | 3978-1070P1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Bore Nominal Diameter | 13.563 INCHES BOTH ENDS IN |
| Teeth Quantity | 215 |
| Body Style | PLAIN, SOLID |
| Mounting Hole Type and Quantity | 6 COUNTERBORED AXIALLY THROUGH BODY FIRST END |
| Style Designator | HUBLESS |
| Pitch Diameter | 13.4375 INCHES NOMINAL IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | ALUMINUM ALLOY OVERALL |
| Bolt Hole Circle Nominal Diameter | 11.000 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.634 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 |
|---|---|
| 3978-1070P1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 3978-1070P1 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 3020-00-064-9934 is a Gear,spur, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-064-9934 has 1 manufacturer part number on file: 3978-1070P1 (Raytheon Company Dba Raytheon Co).
Key specifications for 3978-1070P1: Bore Nominal Diameter: 13.563 INCHES BOTH ENDS IN; Teeth Quantity: 215; Body Style: PLAIN, SOLID; Mounting Hole Type and Quantity: 6 COUNTERBORED AXIALLY THROUGH BODY FIRST END. 11 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.