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Experience smoother, longer-lasting machinery performance with this reliable NSK Timken Tapered Roller Bearing, designed to handle radial and axial loads with precision. Its separated inner and outer rings allow for easy mounting and adjustment, solving common installation frustrations while ensuring optimal alignment under pressure.
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| Parameter | Details |
|---|---|
| Model Number | 51103, 51104, 51105, 51106 |
| Cage | Steel Cage/Brass Cage |
| Precision Rating | P0 P6 P5 P4 P2 |
| Material | Bearing Steel |
| Rows Number | Single |
| Standard | DIN GB ISO JIS ANSI |
| Aligning | Non-Aligning Bearing |
| Separated | Separated |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Lubrication | Grease or Oil |
| Contact Angle | 0° |
| Load Direction | Thrust Bearing |
| Specification | 17*30*9 mm |
| Origin | China |
| HS Code | 848210200 |
| Industry | Typical Applications |
|---|---|
| Hydraulic Systems | Cylinder end supports, valve actuators |
| Automation Equipment | Linear guide assemblies, rotary tables |
| Mechanical Engineering | Press machinery, gearbox thrust plates |
Finding the right tapered roller bearings for your equipment can feel like navigating a maze of incompatible sizes and questionable quality. Many buyers face delays from suppliers with limited inventory, or end up with bearings that fail prematurely due to poor material hardness. When your production line stalls because of a bearing issue, every minute counts—so why waste time chasing multiple suppliers?
This NSK Timken Tapered Roller Bearing series (HR30206j-30210j) delivers the reliability you need, with precision ratings from P0 to P2 to match your equipment’s tolerance requirements. As a full-range bearing supplier, we stock both our own brand and international models, ensuring you get the exact specifications without the wait. Whether you’re building hydraulic systems or automation machinery, these single-row tapered roller bearings handle axial loads efficiently, thanks to their separated design for easy installation and maintenance.
Designed for non-aligning applications with a 0° contact angle, these bearings excel in scenarios where axial load direction is consistent. The steel or brass cage options let you choose based on operating temperature and load capacity—steel for high-heat environments, brass for smoother operation under heavy loads. With vibration grades from Z1V1 to Z3V3, they minimize noise in precision equipment, making them ideal for automated production lines where quiet operation is critical.
The bearing steel construction ensures surface hardness that resists wear, even under continuous use. Precision ratings (P0-P2) directly affect rotational accuracy—choosing P2 grade reduces runout, critical for high-speed applications like conveyor systems. The separated design allows for easy lubrication with either grease or oil, extending service life by preventing friction buildup. Each bearing adheres to international standards (DIN, ISO, JIS), so you can replace existing components without reengineering your setup.
Investing in quality tapered roller bearings reduces hidden expenses down the line. A bearing with subpar precision or material strength may cost less upfront, but it will likely fail early, causing unplanned downtime and repair costs. Our ISO 9001:2008 certified production process includes raw material inspection and成品 testing for dimensions, hardness, and surface finish, ensuring each bearing meets performance standards. By selecting the correct precision grade and cage material upfront, you avoid the need for frequent replacements and keep your equipment running longer.
Every bearing in this series undergoes strict quality control, from material selection to final packaging. Our ISO 9001:2008 certification ensures consistent manufacturing processes, while finished products are tested for dimensional accuracy and vibration levels. We offer a warranty against manufacturing defects, giving you confidence in your purchase. With a wide range of international and domestic brands available, we can source or produce bearings to your exact specifications, whether you need standard models or custom solutions.
Whether you need the HR30206j-30210j series or another tapered roller bearing model, we can help. Provide your required model number, dimensions, and quantity, and our team will confirm availability and pricing. With our extensive inventory and multi-brand sourcing network, we ensure you get the right bearings when you need them.
Q: Do you supply bearings from other brands besides NSK and Timken?
A: Yes, we offer a full range of international brands including SKF, NTN, Koyo, NACHI, IKO, FAG, and domestic Chinese brands. We can source or produce bearings to your specified brand and model.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment’s bearing requirements (model number, dimensions d x D x B, or application details), and our technical team will verify compatibility with the HR30206j-30210j series or recommend alternatives.
Q: What is your warranty policy for these bearings?
A: We provide a warranty against manufacturing defects. Specific terms are outlined in our sales contract, and we offer replacements for bearings that fail due to production issues within the warranty period.
Q: What is the minimum order quantity for this bearing series?
A: We support low minimum order quantities, making it easy to order small batches for testing or maintenance, as well as large volumes for production.
Q: How quickly can you ship after ordering?
A: In-stock bearings are shipped within 1-3 business days. For custom orders or rare models, lead times vary based on production or sourcing requirements, which we will confirm during the quote process.
Q: Do you offer OEM or ODM services for tapered roller bearings?
A: Yes, we support OEM/ODM customization. Provide your drawings, specifications, or sample, and we can produce bearings tailored to your application.
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 inquiry form for prompt assistance.
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Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
Dedicated account managers and reliable delivery networks ensure on-time supply for enterprise clients worldwide.
Performance Metrics
35%
Failures Prevented
70%
Downtime Reduction
25+
Years Experience
24h
Quote Response
78% of large enterprises prefer suppliers offering integrated technical support and lifecycle services.
Custom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Root-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
IIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Modified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
Certified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Long-term service agreements including regular maintenance checks, replacement scheduling, and performance reporting.
Free samples available for orders over $50K
Validated against your KPIs before full production commitment.
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Our certified engineers will review your application requirements and provide a detailed quote within 24 hours.
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No. 377 Bansongyuan Road, Huangpu District, Shanghai, China
Free Sample Program
Orders over $50K qualify for free product samples
Test against your KPIs before full production commitment. Ask our engineers for details.
Regarding: NSK Timken Tapered Roller Bearing HR30206j-30210j P0-P2
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