The Gear,spur, cataloged under National Stock Number 3020-00-288-5735, 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 Goodyear Tire and Rubber Co the. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-288-5735 |
| Primary Part Number | 185N117 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Goodyear Tire and Rubber Co the |
| Status | ACTIVE |
| Bore Nominal Diameter | 45.000 INCHES BOTH ENDS IN |
| Teeth Quantity | 198 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 46.001 INCHES FIRST END IN |
| Bore Style | W/COUNTERBORE BOTH ENDS |
| Mounting Hole Type and Quantity | 24 THREADED AXIALLY THROUGH BODY FIRST END |
| Style Designator | HUBLESS |
| Pitch Diameter | 49.5000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Mounting Hole Nominal Thread Size | 0.625 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Nominal Outside Diameter | 50.000 INCHES IN |
| Mounting Hole Thread Quantity Per Inch | 18 AXIALLY THROUGH BODY FIRST END |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 4640 OVERALL |
| Bolt Hole Circle Nominal Diameter | 46.000 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Counterbore Nominal Depth | 2.497 INCHES FIRST END IN |
| Mounting Hole Thread Series Designator | UNF AXIALLY THROUGH BODY FIRST END |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 3.000 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 185N117 PRIMARY | Goodyear Tire and Rubber Co the (USA) |
| Reference | Meaning |
|---|---|
| 185N117 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
NSN 3020-00-288-5735 is a Gear,spur, manufactured by Goodyear Tire and Rubber Co the, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-288-5735 has 1 manufacturer part number on file: 185N117 (Goodyear Tire and Rubber Co the).
Key specifications for 185N117: Bore Nominal Diameter: 45.000 INCHES BOTH ENDS IN; Teeth Quantity: 198; Body Style: PLAIN, SOLID; Counterbore Nominal Diameter: 46.001 INCHES FIRST END IN. 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.
NSN 3020-00-288-5735 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.