The Gear,spur, cataloged under National Stock Number 3020-00-517-7604, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-517-7604 |
| Primary Part Number | 9M5852 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Bore Nominal Diameter | 2.980 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 3.625 INCHES BOTH ENDS IN |
| Teeth Quantity | 30 |
| Body Style | PLAIN, SOLID |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.625 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.343 INCHES SECOND END IN |
| Hardness Rating | 59.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 8.5714 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Spline Quantity | 16 BOTH ENDS |
| Nominal Outside Diameter | 8.913 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Spline Pitch Diameter | 2.8100 INCHES NOMINAL BOTH ENDS IN |
| Face Nominal Width | 1.812 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 |
|---|---|
| 9M5852 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 5F3337 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
NSN 3020-00-517-7604 is a Gear,spur, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-517-7604 has 1 manufacturer part number on file: 9M5852 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 9M5852: Bore Nominal Diameter: 2.980 INCHES BOTH ENDS IN; Hub Nominal Diameter: 3.625 INCHES BOTH ENDS IN; Teeth Quantity: 30; Body Style: PLAIN, SOLID. 18 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.