The Gear,spur, cataloged under National Stock Number 3020-00-294-5797, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-294-5797 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Keyway Nominal Width | 0.125 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.669 INCHES BOTH ENDS IN |
| Teeth Quantity | 135 |
| Body Style | PLAIN, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.563 INCHES FIRST END IN |
| First Step Nominal Length | 0.443 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 2.8125 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| First Step Nominal Diameter | 1.383 INCHES FIRST END IN |
| Hub Style Designator | 1 STEP FIRST END |
| End Nominal Length | 0.120 INCHES FIRST END IN |
| Nominal Outside Diameter | 2.860 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.397 INCHES BOTH ENDS IN |
| End Nominal Diameter | 0.900 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | IRON OVERALL |
| Face Nominal Width | 0.437 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 |
| Reference | Meaning |
|---|---|
| 871805ALT1 | 3/9 Design control — primary reference L3 Aviation Products, Inc. Dba L3 Technologies |
NSN 3020-00-294-5797 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-294-5797: Keyway Nominal Width: 0.125 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.669 INCHES BOTH ENDS IN; Teeth Quantity: 135; Body Style: PLAIN, SOLID. 19 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.