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457-9635
| Availability: | |
|---|---|
| Item | Specification |
|---|---|
| Part Number | 457-9635 (or 4579635) |
| Product Name | Track Roller / Track Single Flange Roller |
| Product Type | Undercarriage Component |
| Compatible Machine Models | Caterpillar 6030B, 6040 Hydraulic Mining Shovel |
| Roller Type | Single Flange (Bottom/Lower Track Roller) |
| Single Weight | 559.7 kgs (1,234 lbs) |
| Material | High-strength alloy steel with induction-hardened wear surface |
| Sealing Type | Floating / Duo-cone seals for contamination protection |
| Application | Supports machine weight and guides the track chain |
| Industry Focus | Surface Mining, Heavy Excavation, Overburden Removal |
CAT 457-9635 track roller
6030B shovel track roller
6040 hydraulic shovel undercarriage
Caterpillar mining shovel track roller
559 kg track roller for 6030B
Single flange track roller CAT
Replacement track roller for 6040 shovel
4579635 undercarriage parts
The Caterpillar 457-9635 Track Single Flange Roller is a genuine OEM-specification undercarriage component designed for the Caterpillar 6030B and 6040 hydraulic mining shovels. This single flange track roller (bottom roller) is a critical load-bearing component that supports the machine's extreme weight and guides the track chain during operation in severe mining conditions.
The 6030B and 6040 are ultra-class hydraulic mining shovels used in large-scale surface mining operations. This track roller features a single flange design that provides effective track guidance while balancing weight and durability. Manufactured from high-strength alloy steel with induction-hardened tread surfaces, it delivers maximum wear resistance in the most abrasive mining environments.
| Feature | Benefit |
|---|---|
| Single Flange Design | Provides effective track guidance with balanced weight distribution |
| Induction-Hardened Tread Surface | Exceptional wear resistance in extreme mining conditions |
| Floating / Duo-Cone Seals | Advanced sealing prevents contamination and retains lubrication |
| Precision Bearings | Smooth rotation with minimal friction for extended service life |
| Ultra-Heavy-Duty Construction (559.7 kg) | Built for the largest mining shovels |
| 6030B/6040 Optimized | Specifically engineered for Caterpillar's ultra-class mining shovels |
| Factory Lubricated | Maintenance-free sealed design |
| Specification | Detail |
|---|---|
| Machine Models | Caterpillar 6030B, 6040 Hydraulic Mining Shovel |
| Operating Weight (6030B) | ~270,000 - 290,000 kg |
| Operating Weight (6040) | ~400,000 - 440,000 kg |
| Application | Surface mining, overburden removal, heavy excavation |
| Position | Bottom / Lower track roller |
| Roller Type | Single Flange |
| Parameter | Value |
|---|---|
| Outside Diameter | 18.346 inches (466 mm) |
| Hub Width | 16.614 inches (422 mm) |
| Hub Diameter | 14.803 inches (376 mm) |
| Bore Diameter | 7.092 inches (180.1 mm) |
| Mounting Bolt Axial Spacing | 24.472 inches (621.6 mm) |
| Mounting Bolt Traverse Spacing | 9.849 inches (250.2 mm) |
| UC System | Heavy Duty (HD) |
| Component | Part Number | Description |
|---|---|---|
| Track Assembly | Various | Complete track system |
| Sprocket | Various | Drive sprocket |
| Idler | Various | Front idler assembly |
| Carrier Roller | Various | Top roller |
Position: This is a bottom/lower track roller - do not use in top roller position
Lifting Requirement: Due to extreme weight (559.7 kg), specialized heavy lifting equipment is mandatory
Bolt Torque: Follow Caterpillar OEM specifications for mounting bolt torque
Regular Inspection: Check for seal damage, bearing wear, and tread wear periodically
Lubrication: Factory-sealed; no field lubrication required
Replacement: Replace when tread wear exceeds OEM specifications or when seal failure occurs
| Condition | Action |
|---|---|
| New tread - smooth rotation | Normal operation |
| Moderate tread wear | Monitor regularly |
| Excessive tread wear (flat spots) | Replace roller |
| Seal leakage | Replace roller immediately |
| Bearing noise/play | Replace roller |
| Item | Detail |
|---|---|
| Part Number | 457-9635 / 4579635 |
| Type | Track Single Flange Roller (Bottom Roller) |
| Weight | 559.7 kg per piece |
| Compatibility | Caterpillar 6030B, 6040 Hydraulic Mining Shovel |
| Packaging | Individual crate |
Note: This is a single flange bottom track roller for the Caterpillar 6030B and 6040 hydraulic mining shovels. Due to its extreme weight (559.7 kg / 1,234 lbs), specialized heavy lifting equipment and professional installation are mandatory. Verify machine serial number and undercarriage configuration before ordering. Regular inspection of track rollers is essential for optimal undercarriage performance and to prevent track chain damage in ultra-class mining shovels.
