Cylindrical Roller Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Cylindrical Roller Bearing
Timken NACHI NSK Nu326em/328em/330em Cylindrical Roller Bearing
Experience smoother machinery operation and extended equipment lifespan with our premium Cylindrical Roller Bearing options from trusted brands Timken, NACHI, and NSK. Designed to handle heavy radial loads while minimizing friction, these bearings ensure consistent performance even in high-speed industrial applications.
- Precision-engineered Nu326em, 328em, and 330em models feature optimized cage designs for reduced heat buildup during continuous use
- Enhanced durability translates to fewer maintenance interruptions and lower long-term operational costs
- Direct replacement compatibility with standard industry dimensions ensures easy installation without downtime
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 |
|---|
Application Suitability
| Industry | Typical Applications |
|---|---|
| Industrial Machinery | Rotary tables, gearboxes, pumps |
| Steel & Metallurgy | Rolling mills, conveyor systems |
| Automotive Manufacturing | Stamping presses, assembly line equipment |
| Heavy Equipment | Construction machinery drivetrains |
Struggling with Cylindrical Roller Bearing Selection? Nu326em/328em/330em Series Delivers Precision
Finding the right cylindrical roller bearing for industrial applications often means navigating complex model systems across brands. Many buyers face downtime from mismatched dimensions or premature failures due to substandard materials. Sourcing from multiple suppliers for different brands only adds to procurement delays.
Engineered for Consistent Performance in Demanding Environments
This cylindrical roller bearing series (Nu326em, Nu328em, Nu320em) addresses these challenges through compatibility with major international standards, ensuring easy replacement across equipment brands. Backed by ISO 9001-certified manufacturing processes, our supply chain maintains ready inventory of these critical components, supporting quick turnaround for urgent maintenance needs in steel mills, heavy machinery, and automotive production lines.
Optimal Performance in High-Radial Load Applications
Designed to handle heavy radial loads at moderate speeds, these bearings excel in applications like conveyor rollers, gearbox shafts, and industrial pump assemblies. Their cylindrical roller design distributes load evenly across the raceway, making them suitable for continuous operation in temperatures ranging from -30°C to 120°C under standard lubrication conditions.
Key Engineering Features for Reliable Operation
The Nu326em/328em/330em series incorporates precision-ground raceways to ensure tight dimensional tolerance, critical for maintaining alignment in high-precision machinery. The EM design features optimized internal geometry that reduces friction between rollers and cage, enhancing rotational efficiency. Surface hardness ratings of HRC 58-62 on raceways and rollers provide excellent wear resistance, while the separable inner ring allows for easier mounting and dismounting during maintenance procedures.
Total Cost of Ownership: Why Quality Matters
Choosing precision-engineered cylindrical roller bearings directly impacts operational costs. Inferior bearings with inaccurate tolerances can cause shaft misalignment, leading to increased vibration, noise, and premature wear on adjacent components. In contrast, properly specified bearings following ISO 281 fatigue life standards minimize unplanned downtime and reduce maintenance frequency, delivering lower total cost of ownership over the equipment lifecycle.
Quality Assurance You Can Trust
Our cylindrical roller bearings undergo comprehensive quality checks, including raw material verification, dimensional inspection using coordinate measuring machines, and hardness testing at multiple points. Each bearing is subjected to rotation testing to ensure smooth operation without abnormal noise. We provide a standard质保期 covering manufacturing defects, with clear documentation of inspection results available upon request. Our extensive network includes access to both international and domestic brands, allowing us to source exact replacements or equivalents based on your equipment specifications.
Packaging & Shipping
- Standard industrial packaging with anti-corrosion protection
- Expedited shipping available for urgent requirements
- Multiple logistics options including courier, air, and sea freight
- Flexible minimum order quantities to support both maintenance and production needs
Get Your Cylindrical Roller Bearing Quote Today
Whether you need Nu326em, Nu328em, Nu330em, or other cylindrical roller bearing models, provide your required specifications including dimensions (d x D x B) and quantity. Our technical team can assist with cross-referencing to ensure compatibility with your existing equipment. Early inquiry allows us to prioritize your order from available inventory.
Frequently Asked Questions
Q: Can you supply other brands or models of cylindrical roller bearings?
A: Yes, we support inquiries for all major brands and models, providing equivalents that meet specified dimensional and performance requirements.
Q: How do I confirm if this bearing fits my equipment?
A: Provide your equipment model or existing bearing dimensions (bore, outer diameter, width), and our technical team will verify compatibility with the Nu326em/328em/330em series.
Q: What is your warranty policy for these bearings?
A: We offer a standard质保期 covering manufacturing defects, with terms specified in the sales contract. Defective products will be replaced or refunded according to inspection results.
Q: What is the minimum order quantity?
A: We accept small orders for maintenance needs, with no strict minimum quantity. Larger production orders may qualify for volume pricing.
Q: How quickly can these bearings be shipped?
A: Stock items typically ship within 1-3 business days. Shipping time depends on your location and selected logistics method.
Q: Do you offer custom bearing solutions?
A: Yes, we support OEM/ODM customization based on technical drawings or specific performance requirements for non-standard applications.
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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Product Summary
- Product Name
- Timken NACHI NSK Nu326em/328em/330em Cylindrical Roller Bearing
- Category
- Cylindrical 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 | Cylindrical 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
Request a Quote
Get a custom quote for
Timken NACHI NSK Nu326em/328em/330em Cylindrical Roller Bearing
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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