-- SKF Authorized Engineering Partner
Ensure smooth, high-precision machinery operation with our NU310EM Cylindrical Roller Bearing, designed to minimize vibration and extend equipment lifespan. This bearing delivers reliable performance with Z1V1 to Z3V3 vibration control, a critical feature for maintaining precision in industrial applications.
15+ Certified Engineers On-Call
Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.
| Parameter | Details |
|---|---|
| Model Number | 206-2ZNR, 206-Z, 306, 306NR |
| Specification | 30*72*19mm |
| Stock | Rich Stocks |
| Grease Technology | High |
| Lubrication | Grease or Oil |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Service | OEM, ODM |
| Delivery | by Express, Road, Train, Air, Sea |
| Sample | Available |
| On-Time Delivery Rate | 100.0% |
| Response Time | Less Than 0.5h |
| Transport Package | Carton, Pallet |
| Trademark | BDL, NTN, NSK, NMB, Koyo, NACHI, Timken |
| Origin | China |
| HS Code | 8482102000 |
| Production Capacity | 200000000 Pieces/Year |
| Industry | Typical Applications |
|---|---|
| Automation Equipment | Conveyor systems, precision machinery |
| Hydraulic Systems | Pump assemblies, cylinder components |
| Industrial Machinery | Rotary tables, gearboxes |
Selecting the right cylindrical roller bearing often means the difference between smooth operation and unexpected downtime. Many buyers struggle with mismatched dimensions, inconsistent quality across suppliers, or limited access to both standard and specialized models. When critical equipment relies on precise bearing performance, these challenges can directly impact productivity and maintenance costs.
Our High Precision NU310EM and NUP310EM cylindrical roller bearings address these pain points through ISO 9001-certified manufacturing processes and a comprehensive product range. With rich stocks and the ability to source from leading brands like NTN, NSK, and Koyo, we ensure you get the right bearing for your specific application—whether it’s for high-speed automation equipment or heavy-duty industrial machinery. The 30*72*19mm specification meets international dimensional standards, ensuring compatibility with existing setups.
These cylindrical roller bearings excel in applications requiring high radial load capacity and precision rotation. With vibration grades Z1V1 to Z3V3, they maintain stability even at varying speeds, making them suitable for machinery where smooth operation is critical. The option for grease or oil lubrication allows adaptability to different operating environments, from clean industrial settings to more demanding conditions with temperature variations.
The precision class of these bearings directly impacts their ability to maintain alignment and reduce wear. With tight dimensional tolerances (30mm bore, 72mm outer diameter, 19mm width), they minimize clearance issues that can lead to premature failure. High grease technology enhances lubrication retention, reducing the need for frequent maintenance intervals. Additionally, the bearings’ vibration ratings (Z1V1 to Z3V3) indicate strict quality control during production, ensuring consistent performance across batches.
Choosing a high-precision cylindrical roller bearing may seem like a higher upfront investment, but it significantly lowers long-term costs. Inferior bearings often fail early due to material inconsistencies or poor manufacturing, leading to unplanned downtime, replacement parts, and labor expenses. Our bearings, backed by rigorous testing for hardness and surface treatment, deliver extended service life—aligning with ISO 281 standards for bearing life calculation. This reliability translates to predictable maintenance schedules and reduced total cost of ownership over time.
Our commitment to quality starts with ISO 9001-certified production processes, ensuring every bearing meets strict industry standards. Raw materials undergo thorough inspection, and finished products are tested for dimensions, hardness, and surface treatment to guarantee performance. We offer a warranty period covering manufacturing defects, with clear terms outlined in each order. With access to a wide range of brands and models, including both our own BDL brand and international names, we can fulfill orders for specific brand requirements or custom specifications.
Whether you need NU310EM, NUP310EM, or other cylindrical roller bearing models, we can provide competitive pricing and fast delivery. Simply share the specific model, dimensions, quantity, and destination, and our team will respond within 0.5 hours with a tailored quote. We handle both standard orders and custom OEM/ODM requests to meet your unique needs.
Q: Do you support procurement of other bearing brands or models?
A: Yes, we offer comprehensive sourcing for all bearing brands and models, including international names like NTN, NSK, Koyo, and domestic优质 brands, as well as custom specifications.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment’s required bearing dimensions (d x D x B), model number, or application details, and our technical team will verify compatibility with the 30*72*19mm specification.
Q: What is your warranty policy?
A: We provide a warranty period for manufacturing defects. Specific terms are detailed in each order contract, ensuring coverage for material and production-related issues.
Q: What is the minimum order quantity?
A: We support low minimum order quantities, making it feasible for small-batch trials or large-scale production needs.
Q: How long does shipping take?
A: In-stock items ship immediately. Delivery time depends on the chosen logistics method: Express (1-3 days), Air (3-7 days), Sea (20-40 days), or Road/Train (varies by region).
Q: Can you provide OEM or ODM services?
A: Yes, we offer OEM and ODM services, including custom branding, packaging, and specifications 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.
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.
-- Get In Touch
Our certified engineers will review your application requirements and provide a detailed quote within 24 hours.
Address
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.
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