The Gear,spur, cataloged under National Stock Number 3020-00-702-2963, 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 Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-702-2963 |
| Primary Part Number | 1280452-1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.850 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 3.873 INCHES SECOND END IN |
| Hub Nominal Diameter | 4.623 INCHES FIRST END IN |
| Teeth Quantity | 336 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 2.656 INCHES FIRST END IN |
| Bore Style | W/COUNTERBORE BOTH ENDS |
| Mounting Hole Type and Quantity | 4 PLAIN AXIALLY THROUGH BODY FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.096 INCHES BOTH ENDS IN |
| Mounting Hole Nominal Diameter | 0.170 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | QQ-A-250/4,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 7.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 7.042 INCHES IN |
| Surface Treatment | ANODIZE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Counterbore Nominal Depth | 0.096 INCHES FIRST END IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.188 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 |
NSN 3020-00-702-2963 is a Gear,spur, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-702-2963 has 3 manufacturer part numbers on file: 1280452-1 (Honeywell Intl Inc Defense Avionics Systems), 9053340 (Us Army Aviation and Missile Command), 9053340 (Honeywell Intl Inc Defense Avionics Systems Former Guidance Systems Div).
Key specifications for 1280452-1: Bore Nominal Diameter: 1.850 INCHES BOTH ENDS IN; Hub Nominal Diameter: 3.873 INCHES SECOND END IN; Hub Nominal Diameter: 4.623 INCHES FIRST END IN; Teeth Quantity: 336. 22 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.