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Taper Roller Bearing
Koyo/SKF/NSK 30204-30208 Tapered Roller Bearings
Ensure smooth, long-lasting machinery performance with premium Tapered Roller Bearings designed to handle heavy radial and axial loads effortlessly. These 30204-30208 series bearings from trusted brands like Koyo, SKF, and NSK deliver high-speed operation with minimal noise, reducing downtime and maintenance headaches for your equipment.
- Precision ratings from P0 to P2 ensure a perfect fit for everything from industrial gearboxes to automotive applications
- Rich stock availability means quick shipping—get the 20*47*15.25 mm规格 you need without delays
- OEM/ODM services available to customize solutions for your specific machinery requirements
7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | 30204 |
| Bearing Type | Tapered Roller Bearings |
| Specification | 20*47*15.25 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Feature | Long Life, High Speed, Low Noise |
| Trademark | NTN, NSK, NMB, Koyo, NACHI, Timken |
| HS Code | 8482102000 |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Automotive | Transmission systems, wheel hubs |
| Industrial Machinery | Conveyor drives, gearboxes |
| Construction | Heavy equipment axles, hydraulic pumps |
Struggling with Tapered Roller Bearing Selection? The 30204 Series Delivers Reliability
Finding the right tapered roller bearings for your equipment can feel like navigating a maze of brands and specifications. Many buyers face costly delays when dimensions don’t match or low-quality bearings fail prematurely. With hundreds of models across brands like Koyo, SKF, and NSK, sourcing the exact 30204-30208 series you need shouldn’t require multiple suppliers.
Engineered for Consistent Performance in Demanding Applications
This 30204 tapered roller bearing addresses common industry frustrations through ISO 9001-certified manufacturing processes and strict quality control. With precision ratings from P0 to P2, it meets the needs of both standard and high-precision equipment, from automotive transmissions to industrial gearboxes. Our rich stock ensures you get the bearings you need without long lead times, whether you require a single unit or bulk orders.
Optimal for Radial and Axial Load Environments
Tapered roller bearings excel in applications handling combined radial and axial loads, making the 30204 series ideal for heavy-duty machinery. Its 20mm bore diameter and 47mm outer diameter balance compact design with load-carrying capacity, performing reliably in temperatures from -30°C to 120°C. Proper selection of this bearing reduces the risk of premature wear, a critical factor in minimizing equipment downtime.
Key Engineering Features That Impact Performance
The 30204’s 15.25mm width and precision ground surfaces ensure proper load distribution, extending service life. Available precision classes (P0-P2) allow customization: P0 for general industrial use, P5/P4 for high-speed applications like pumps, and P2 for precision machinery. The bearing’s low noise operation is achieved through tight manufacturing tolerances, making it suitable for noise-sensitive environments such as conveyor systems in food processing plants.
Why Choosing the Right Tapered Roller Bearing Lowers Total Costs
Investing in quality bearings like the 30204 series reduces long-term expenses. Inferior bearings often fail early due to substandard material hardness, leading to equipment downtime and replacement costs. This bearing’s long-life design, backed by rigorous material and成品检验, minimizes maintenance intervals. By selecting the correct precision rating upfront, you avoid the hidden costs of mismatched components and unplanned repairs.
Quality You Can Verify Through Transparent Processes
Our commitment to quality starts with raw material inspection and continues through成品尺寸, hardness, and surface treatment testing. All bearings undergo ISO 9001-compliant processes, ensuring consistency batch to batch. We provide a warranty against manufacturing defects, with clear terms in every order. Whether you need bearings under our brand or specific international brands like NSK or Koyo, we source directly from established manufacturers to guarantee authenticity.
Packaging & Shipping
- Securely packaged in cartons with pallets for bulk orders
- Ready for immediate dispatch from rich stock
- Flexible shipping options: sea freight for large orders, air freight for urgent needs
- Low minimum order quantity, supporting both trial runs and full-scale production
Get Your 30204 Tapered Roller Bearing Quote Today
Whether you need the 30204 model or other sizes in the 30204-30208 series, we simplify sourcing. Provide your required brand, quantity, and delivery location, and our team will confirm availability and pricing within 24 hours. Early inquiry ensures priority handling, especially for hard-to-find models.
Frequently Asked Questions
Q: Do you supply other bearing brands and models beyond those listed?
A: Yes, we support inquiries for all major brands including SKF, NSK, Koyo, NTN, and国产优质品牌, covering full product lines from deep沟球to spherical roller bearings.
Q: How can I confirm if the 30204 bearing fits my equipment?
A: Provide your equipment model or existing bearing dimensions (d x D x B), and our technical team will cross-verify compatibility with international standards.
Q: What warranty do you offer on these tapered roller bearings?
A: We provide a warranty against manufacturing defects; specific terms are detailed in each sales contract, typically covering material and workmanship issues.
Q: What is the minimum order quantity for the 30204 series?
A: We accept low minimum orders, including single units for emergency replacements, with volume discounts available for bulk purchases.
Q: How quickly can you ship the 30204 bearing?
A: Stock items ship within 1-2 business days; for non-stock models, lead times vary by brand and are confirmed at the time of inquiry.
Q: Do you offer OEM/ODM services for tapered roller bearings?
A: Yes, we support custom bearing manufacturing to your specifications, including material selection, precision grades, and packaging design.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
Contact us via email or our online form for immediate assistance.
Product Summary
- Product Name
- Koyo/SKF/NSK 30204-30208 Tapered Roller Bearings
- Category
- Taper Roller Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Taper Roller Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Custom Specifications Available
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
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Koyo/SKF/NSK 30204-30208 Tapered Roller Bearings
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