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Ensure smooth, reliable rotation in your automobile, rolling mill, or mining operations with high-performance NSK Tapered Roller Bearings. These single-row, separated bearings deliver consistent thrust load handling, reducing downtime and extending equipment life—exactly what you need for heavy-duty industrial applications.
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| Parameter | Details |
|---|---|
| Model NO. | R165142120 |
| Separated | Separated |
| Rows Number | Single |
| Load Direction | Thrust Bearing |
| Material | Bearing Steel |
| Product Name | Rexroth Linear Bearing |
| Application | Automobile, Rolling Mill, Mine, Metallurgy |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 P2 |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Certification | ISO9001:2008 |
| Stock | in Stock |
| Service | OEM ODM |
| Transport Package | Carton Pallet |
| Specification | mm |
| Trademark | Rexroth |
| Origin | Germany |
| HS Code | 8482102000 |
| Production Capacity | 1000000 |
| Industry | Typical Applications |
|---|---|
| Automobile | Transmission systems, steering mechanisms |
| Rolling Mill | Roller support assemblies, tension control units |
| Mine | Conveyor systems, drilling equipment |
| Metallurgy | Continuous casting machines, hot rolling mills |
When sourcing bearings for critical equipment like rolling mills or mining conveyors, the wrong choice can lead to costly downtime. Many buyers face challenges matching tapered roller bearing models across different brands or verifying material quality—issues that often result in premature wear or misalignment failures.
This NSK tapered roller bearing series (Hr32948j, Hr32952j, Hr32930j, Hr32904j, Hr32905j) addresses these pain points with separated design for easy installation and single-row construction optimized for thrust loads. As a supplier with access to full product lines from NSK and other leading brands, we ensure you get the exact bearing specifications your application requires, with ISO 9001:2008 certified quality and stock availability for quick turnaround.
Designed to handle axial loads in automobile, mining, and metallurgy applications, these bearings excel in environments with heavy shock loads and continuous operation. The bearing steel construction provides durability, while precision ratings from P0 to P2 ensure compatibility with tight tolerance requirements. Whether used in rolling mill roller assemblies or mine conveyor systems, proper lubrication with grease or oil maintains performance under varying temperature and contamination conditions.
The separated inner and outer rings simplify maintenance and replacement, reducing downtime during repairs. Single-row design focuses load capacity on thrust direction, making these bearings ideal for applications where axial force is the primary load. Precision rating options allow customization—P5 or P4 grades suit high-speed machinery, while P0 offers cost-effective reliability for general industrial use. Vibration classes Z1V1 to Z3V3 further tailor performance to noise-sensitive environments, ensuring smooth operation in precision equipment.
Choosing a low-quality tapered roller bearing may save on initial cost, but frequent replacements and unplanned downtime quickly erase those savings. This NSK series, with its bearing steel material and strict quality control, resists wear and fatigue, extending service intervals in rolling mills and mining equipment. Properly selected precision ratings reduce vibration-related stress on adjacent components, lowering overall maintenance costs. By aligning bearing specifications with application demands—such as matching load direction and lubrication requirements—you avoid the hidden expenses of premature failure.
Our procurement process adheres to ISO 9001:2008 standards, ensuring each bearing meets specified material and dimensional requirements. Raw materials and finished products undergo rigorous testing, including hardness and surface treatment inspections, to verify performance. We offer a warranty against manufacturing defects, with clear terms for returns and replacements. With access to both international brands like NSK and domestic alternatives, we can source bearings to your exact specifications, whether you need standard models or custom OEM solutions.
Need to confirm compatibility or secure pricing for Hr32948j, Hr32952j, Hr32930j, Hr32904j, or Hr32905j bearings? Provide your required model, quantity, and delivery location, and our team will respond with a detailed quote. We also handle custom inquiries for other brands and specifications—let us know your needs, and we’ll source the right solution.
Q: Do you supply bearings from other brands besides NSK?
A: Yes, we offer a full range of international and domestic brands, including SKF, NTN, Koyo, NACHI, IKO, FAG, Timken, and more. We can source bearings to your specified brand and model requirements.
Q: How can I ensure this bearing fits my equipment?
A: Provide your equipment model or the bearing dimensions (inner diameter, outer diameter, width), and our technical team will verify compatibility with the NSK tapered roller bearing series.
Q: What is your warranty policy?
A: We provide a warranty against manufacturing defects. Specific terms, including duration, are outlined in each sales contract, with options for returns or replacements in case of quality issues.
Q: What is the minimum order quantity?
A: We support low minimum order quantities, making it easy to order small batches for maintenance or large volumes for production. Contact us for details on specific models.
Q: How long does shipping take?
A: In-stock bearings ship immediately. Delivery time depends on your location and chosen shipping method—express options for urgent needs, air or sea freight for larger orders.
Q: Can you provide custom (OEM/ODM) bearings?
A: Yes, we offer OEM and ODM services. Provide your technical drawings or specifications, and we can manufacture bearings tailored to your requirements.
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.
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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 Tapered Roller Bearings Hr32948j Hr32952j Hr32930j Hr32904j Hr32905j
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