KYDE 1 PCS 30305 Tapered Roller Bearing, 25x62x18.25mm, High-Load Capacity for Trailer Hubs, Agricultural Transmissions & Industrial Gearboxes
📌 Technical Specifications Model: 30305 (Metric Series) Bore Diameter (d): 25 mm Outer Diameter (D): 62 mm Total Width (T): 18.25 mm Inner Ring Width (B): 17 mm Outer Ring...
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Strategic Product Selection: Standard vs. Premium Series
To provide the most cost-effective solutions for diverse engineering requirements, we offer two distinct performance tiers. Choosing the right grade ensures optimal machine performance and maximizes your ROI.
Quick Comparison Table
| Feature | Standard Series | Premium High-Precision Recommended |
|---|---|---|
| Material | GCr15 Steel (Industrial Grade) | High-Purity GCr15 (Refined Processing) |
| Precision Class | ISO P0 / ABEC-1 | ISO P6 / P5 (ABEC-3 / ABEC-5) |
| Speed Rating | 500 – 1,000 RPM | 2,500 – 10,000 RPM |
| Noise & Vibration | Z0 - Z1 (Standard) | ZV2 - ZV3 (Ultra-Quiet/EMQ) |
| Service Life | Standard Lifecycle | Extended Life (2-3x MTBF) |
| Consistency | High Value / Cost-Effective | Rigorous Quality Control & Stability |
Which Series is Right for Your Application?
1. The Standard Series
Best for Low-Speed & Budget-Conscious Projects
- Ideal for: Simple mechanical assemblies, manual equipment, and low-load applications.
- The Advantage: Provides a reliable, industry-standard solution at a competitive price point where high precision is not a critical requirement.
2. The Premium High-Precision Series
Best for High-Performance & Critical Machinery
- Ideal for: Electric motors, high-speed CNC spindles, automated production lines, and precision instruments.
- The Advantage: Engineered for high-speed stability and minimal friction. ZV2-ZV3 vibration rating ensures quiet operation and significantly reduces downtime (Lower Total Cost of Ownership).
Why We Offer Two Tiers?
We understand that over-engineering leads to unnecessary costs, while under-engineering leads to failure. By providing both Standard and Premium options, we empower our clients to match the component performance strictly to their specific technical needs—optimizing both budget and machine reliability.
📌 Technical Specifications
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Model: 30305 (Metric Series)
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Bore Diameter (d): 25 mm
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Outer Diameter (D): 62 mm
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Total Width (T): 18.25 mm
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Inner Ring Width (B): 17 mm
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Outer Ring Width (C): 15 mm
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Material: High-Cleanliness GCr15 Chrome Steel (AISI 52100)
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Design: Separable Cup (Outer Ring) and Cone (Inner Ring) for easy mounting.
1.Heavy-Duty Truck Systems(Steer & Drive Axles)
- Freightliner Cascadia (2015+) Application: Front wheel hub assemblies
- Volvo VNL 860 Application: Drive axle inner bearings
Trailer Systems
- Great Dane Reefer Trailers Application: Hub assemblies
2.Agricultural & Construction Equipment
- John Deere 8R Tractors Application: Front axle pivot bearings
- Caterpillar 950 Wheel Loader Application: Articulation joint bearings
3.Industrial Machinery
- Baldor Reliance Motors (50-200HP) Application: Shaft support bearings
- Hytrol Conveyor Systems Application: Curve roller bearings
| MODEL | BORE SIZE | ||
| TYPE | OUT. DIAMETER | ||
| MATERIAL | RPM | ||
| CLEARANCE | DYNAMIC LOAD | ||
| WIDTH | STATIC LOAD |
Frequently asked questions
What is the return policy?
Our goal is for every customer to be totally satisfied with their purchase. If this isn’t the case, let us know and we’ll do our best to work with you to make it right.
Are any purchases final sale?
We are unable to accept returns on certain items. These will be carefully marked before purchase.
When will I get my order?
We will work quickly to ship your order as soon as possible. Once your order has shipped, you will receive an email with further information. Delivery times vary depending on your location.
How much does shipping cost?
Shipping is calculated based on your location and the items in your order. You will always know the shipping price before you purchase.
