The Gear,spur, cataloged under National Stock Number 3020-00-894-2472, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-894-2472 |
| Primary Part Number | 7F8678 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Keyway Nominal Width | 0.158 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.984 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.500 INCHES FIRST END IN |
| Teeth Quantity | 47 |
| Body Style | WEBBED, OFFSET, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Hardness Rating | 73.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 77.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM OVERALL |
| Nominal Overall Length | 0.812 INCHES IN |
| Style Designator | ONE PROTRUDING HUB, ONE FLUSH HUB |
| Material Document and Classification | 66,AISI/SAE 8617H FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 5.8750 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 6.073 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.575 INCHES BOTH ENDS IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 8617H OVERALL |
| Face Nominal Width | 0.562 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 |
|---|---|
| 7F8678 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 3020-00-894-2472 is a Gear,spur, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-894-2472 has 1 manufacturer part number on file: 7F8678 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 7F8678: Keyway Nominal Width: 0.158 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.984 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.500 INCHES FIRST END IN; Teeth Quantity: 47. 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.