The Gear,spur, cataloged under National Stock Number 3020-00-673-6762, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 28 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-673-6762 |
| Primary Part Number | 544-3664-002 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.094 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.395 INCHES SECOND END IN |
| Teeth Quantity | 30 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 0.344 INCHES SECOND END IN |
| Bore Style | W/COUNTERBORE BOTH ENDS |
| Mounting Hole Type and Quantity | 2 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.016 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.203 INCHES FIRST END IN |
| First Step Nominal Length | 0.031 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 0.6250 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| First Step Nominal Diameter | 0.563 INCHES FIRST END IN |
| Hub Style Designator | 1 STEP FIRST END |
| Hub Style Designator | PLAIN SECOND END |
| Mounting Hole Nominal Thread Size | 0.086 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| End Nominal Length | 0.172 INCHES FIRST END IN |
| Nominal Outside Diameter | 0.672 INCHES IN |
| End Nominal Diameter | 0.313 INCHES FIRST END IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | PLASTIC BODY |
| Material | PLASTIC TEETH |
| Material | STEEL CORROSION RESISTING HUB |
| Counterbore Nominal Depth | 0.047 INCHES SECOND END IN |
| Mounting Hole Thread Series Designator | UNF TRANSVERSELY THROUGH HUB FIRST END |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.062 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 |
|---|---|
| 544-3664-002 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
NSN 3020-00-673-6762 is a Gear,spur, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-673-6762 has 1 manufacturer part number on file: 544-3664-002 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 544-3664-002: Bore Nominal Diameter: 0.094 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.395 INCHES SECOND END IN; Teeth Quantity: 30; Body Style: PLAIN, SOLID. 28 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.