The Gear,spur, cataloged under National Stock Number 3020-00-607-0083, 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 Div Corp. Government technical data includes 29 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-607-0083 |
| Primary Part Number | 1953-1163REV3 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Raytheon Company Div Corp |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.750 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 2.000 INCHES SECOND END IN |
| Hub Nominal Diameter | 2.500 INCHES FIRST END IN |
| Backlash Designation | GRADE C |
| Teeth Quantity | 224 |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Mounting Hole Type and Quantity | 2 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.032 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.561 INCHES FIRST END IN |
| Precision Classification | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.5000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN SECOND END |
| Hub Style Designator | 1 GROOVE FIRST END |
| Mounting Hole Nominal Thread Size | 0.190 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Nominal Outside Diameter | 3.531 INCHES IN |
| Mounting Hole Thread Quantity Per Inch | 32 TRANSVERSELY THROUGH HUB FIRST END |
| Surface Treatment | ANODIZE OVERALL |
| Nominal Distance From End to First Groove | 0.780 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| First Groove Nominal Diameter | 2.375 INCHES FIRST END IN |
| First Groove Nominal Width | 0.421 INCHES FIRST END IN |
| Mounting Hole Thread Series Designator | UNF TRANSVERSELY THROUGH HUB FIRST END |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.125 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 |
|---|---|
| 1953-1163REV3 PRIMARY | Raytheon Company Div Corp (USA) |
| Reference | Meaning |
|---|---|
| 1953-1163REV3 | 5/9 Secondary reference Profile Gear Corp |
NSN 3020-00-607-0083 is a Gear,spur, manufactured by Raytheon Company Div Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-607-0083 has 1 manufacturer part number on file: 1953-1163REV3 (Raytheon Company Div Corp).
Key specifications for 1953-1163REV3: Bore Nominal Diameter: 1.750 INCHES BOTH ENDS IN; Hub Nominal Diameter: 2.000 INCHES SECOND END IN; Hub Nominal Diameter: 2.500 INCHES FIRST END IN; Backlash Designation: GRADE C. 29 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.