The Gear,bevel, cataloged under National Stock Number 3020-00-294-9645, 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 | 3020-00-294-9645 |
| Primary Part Number | 6B7759 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Keyway Nominal Width | 0.1895 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.8705 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.6250 INCHES SECOND END IN |
| Teeth Quantity | 25 |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 37.9928 DEGREES |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.3750 INCHES SECOND END IN |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 1.0000 INCHES IN |
| Style Designator | PERIPHERAL FACE, BACK HUB PROTRUDING |
| Material Document and Classification | ASTM A108-52T,GRADE 1144 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.5000 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN SECOND END |
| Nominal Outside Diameter | 2.6085 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.5310 INCHES BOTH ENDS IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL COMP 1144 OVERALL |
| Face Nominal Width | 0.6020 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 |
|---|---|
| 6B7759 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 3020-00-294-9645 is a Gear,bevel, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-294-9645 has 1 manufacturer part number on file: 6B7759 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 6B7759: Keyway Nominal Width: 0.1895 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.8705 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.6250 INCHES SECOND END IN; Teeth Quantity: 25. 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.