Cylindrical Roller Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Cylindrical Roller Bearing
High Precision Cylindrical Roller Bearing Nn3076K Nn3080K Nn3084K
Experience smoother, more reliable machinery performance with our premium High Precision Cylindrical Roller Bearing—engineered to minimize downtime and extend equipment lifespan in high-load industrial applications. This robust bearing line (NN3076K, NN3080K, NN3084K) delivers exceptional radial load capacity and precise rotational accuracy, ensuring your operations run at peak efficiency even under demanding conditions.
- Optimized cage design reduces friction and heat buildup, maintaining consistent performance during extended use cycles
- Superior dimensional stability under temperature fluctuations prevents premature wear and alignment issues
- Direct replacement for legacy bearing models, simplifying maintenance and reducing inventory costs
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 |
|---|---|
| Bearing Type | High Precision Cylindrical Roller Bearing |
| Model Number | Nn3076K, Nn3080K, Nn3084K |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Steel Metallurgy | Rolling mill work rolls, gearboxes |
| Mining | Crusher main shafts, conveyor drives |
| Automation Equipment | High-speed spindle units, precision linear guides |
| Wind Energy | Generator gearboxes, pitch control mechanisms |
Struggling with Cylindrical Roller Bearing Selection? Focus on These Critical Factors
Many industrial buyers face recurring issues when sourcing cylindrical roller bearings: mismatched dimensions causing installation delays, premature failures due to inadequate precision, and the hassle of coordinating multiple suppliers for different brands. These problems not only disrupt production schedules but also increase long-term maintenance costs.
Engineered for Consistent Performance in Heavy-Duty Applications
Our high precision cylindrical roller bearings address these challenges through ISO 9001 certified manufacturing processes and comprehensive quality control. Available in models Nn3076K, Nn3080K, and Nn3084K, these bearings support heavy radial loads while maintaining tight dimensional tolerances—essential for equipment like steel mill rolls and mining crushers where reliability directly impacts operational efficiency.
Optimal Performance in High-Load, High-Speed Environments
These cylindrical roller bearings excel in applications requiring both high radial load capacity and precise rotational accuracy. Operating temperatures typically range from -40°C to 120°C, making them suitable for continuous-duty machinery in steel metallurgy and wind energy sectors. Their design accommodates moderate shaft misalignment while minimizing vibration, a critical factor in maintaining equipment longevity.
Key Engineering Features That Impact Reliability
The Nn3076K, Nn3080K, and Nn3084K series feature a double-row design with integral flanges on both inner and outer rings, providing superior axial location. Precision class manufacturing ensures consistent clearance levels, reducing heat generation during high-speed operation. Surface hardness testing confirms compliance with industry standards, directly influencing wear resistance and fatigue life. These attributes make them ideal replacements for worn bearings in legacy equipment where dimensional accuracy is non-negotiable.
Total Cost of Ownership: Why Precision Matters
Choosing the right cylindrical roller bearing directly affects total operational costs. Inferior bearings with substandard precision often lead to increased vibration, causing premature wear on adjacent components like gears and shafts. In contrast, properly specified high precision bearings reduce maintenance intervals and extend equipment uptime—particularly valuable in critical applications such as mining conveyors and automation systems where downtime can cost thousands per hour.
Quality Assurance You Can Verify
Every bearing undergoes rigorous inspection, including dimensional verification, surface finish analysis, and hardness testing throughout production. Our ISO 9001 compliant processes ensure consistency from raw material selection to final packaging. We provide a standard质保期 against manufacturing defects, and our technical team can assist with material certification documentation upon request. With access to both our own production and major international brands, we offer flexible sourcing options tailored to specific application requirements.
Packaging & Shipping
- Standard industrial packaging with rust protection
- Available from stock for prompt dispatch
- Multiple shipping options including express courier, air freight, and sea freight
- Low minimum order quantities, supporting both trial installations and large-scale production needs
Get Your Cylindrical Roller Bearing Quote Today
Whether you need the Nn3076K, Nn3080K, Nn3084K, or other cylindrical roller bearing models, we can provide competitive pricing and availability. Simply share your required model number, dimensions, and quantity, and our team will respond with detailed specifications and lead times. We also welcome inquiries for alternative brands and custom requirements.
Frequently Asked Questions
Q: Can you supply bearings from other brands besides your own?
A: Yes, we offer a comprehensive range of bearings including international brands and domestic manufacturers. We can source specific brands or models according to your requirements.
Q: How do I confirm if this bearing will fit my equipment?
A: Provide your existing bearing’s dimensions (bore diameter, outer diameter, width) or equipment model number, and our technical team will verify compatibility with the Nn3076K, Nn3080K, or Nn3084K series.
Q: What is your warranty policy for these bearings?
A: We provide a standard warranty covering manufacturing defects. The specific duration and terms will be detailed in your order confirmation and can be tailored to meet your requirements.
Q: What is the minimum order quantity for these cylindrical roller bearings?
A: We support low minimum order quantities, including single-unit purchases for emergency replacements, with volume pricing available for larger orders.
Q: How quickly can you ship these bearings?
A: Stock items are typically shipped within 1-2 business days. For non-stock models, lead times will be provided in your quote based on current availability.
Q: Do you offer custom bearing solutions?
A: Yes, we provide OEM/ODM services for special bearing requirements. Contact us with your technical drawings or specifications for a custom solution proposal.
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.
sales@bearing-supply.com | +1-800-123-4567
Product Summary
- Product Name
- High Precision Cylindrical Roller Bearing Nn3076K Nn3080K Nn3084K
- 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
High Precision Cylindrical Roller Bearing Nn3076K Nn3080K Nn3084K
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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