Product Specifications
| Parameter |
Details |
| Model NO. |
Double Row Cylindrical Roller Bearing |
| Outer Dimension |
Medium and Large(120-190mm) |
| Material |
Bearing Steel |
| Spherical |
Non-Aligning Bearings |
| Load Direction |
Axial Bearing |
| Separated |
Separated |
| Clearance |
C0 C2 C3 C4 C5 |
| Cage |
Brass, Steel |
| Vibration |
Z1V1 Z2V2 Z3V3 |
| Hardness |
60-64 HRC |
Transportpaket
Carton Pallet |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Spindles, Gearboxes |
| Manufacturing |
Printing Equipment, Textile Machinery |
| Heavy Industry |
Rolling Mills, Crushers |
| Precision Engineering |
CNC Machines, Automated Production Lines |
NN3013-K-TN-SP Double Row Cylindrical Roller Bearing: Stop Equipment Downtime with High Hardness 60-64 HRC Bearings
Equipment operators know the frustration of unexpected downtime when bearings fail prematurely. In precision mechanical equipment, even minor bearing issues can lead to production delays, increased maintenance costs, and compromised product quality. Sourcing reliable high hardness bearings that meet exact specifications often means navigating complex supply chains with inflexible minimum order quantities and long lead times.
High Hardness 60-64 HRC Bearings for Demanding Precision Applications
The NN3013-K-TN-SP Double Row Cylindrical Roller Bearing addresses these challenges with its exceptional 60-64 HRC hardness, ensuring durability and extended service life in precision mechanical equipment. As a professional bearing manufacturer with decades of experience, we offer flexible order options—including 1 piece MOQ for standard bearings—and efficient delivery, with sample orders shipped within 3-5 working days. This bearing is designed to perform in critical applications such as machine tool spindles and gearboxes, where precision and reliability are non-negotiable.
Engineered for Stable Performance in High-Precision Machinery
This Double Row Cylindrical Roller Bearing excels in applications requiring high radial load capacity and precise rotational accuracy. Its separated design allows for easy mounting and dismounting, simplifying maintenance procedures. The combination of brass or steel cages ensures stable operation even under varying speeds, while vibration grades Z1V1 to Z3V3 cater to noise-sensitive environments. Whether used in CNC machines or automated production lines, this bearing delivers consistent performance under the rigors of continuous industrial operation.
Technical Features That Ensure Reliable Rotation
The NN3013-K-TN-SP Bearing incorporates critical technical features that directly impact equipment performance. Its 60-64 HRC hardness—achieved through advanced heat treatment processes—provides superior wear resistance, extending bearing life by reducing surface fatigue. The availability of clearance grades from C0 to C5 allows customization for specific operating conditions, ensuring optimal load distribution and minimizing vibration. The choice of brass or steel cages enhances structural integrity: brass cages offer excellent thermal conductivity for high-temperature applications, while steel cages provide added strength for heavy-duty loads. These features collectively contribute to the bearing's ability to maintain precision under demanding operational stresses.
Why Compromising on Bearing Quality Costs More in the Long Run
Opting for low-quality bearings may seem cost-effective initially, but the hidden costs quickly add up. Bearings with insufficient hardness often fail prematurely, leading to unplanned downtime, expensive repairs, and potential damage to adjacent components. In contrast, our High Hardness Cylindrical Roller Bearing meets ISO international standards, ensuring consistent performance and reliability. Each unit undergoes strict quality control, including dimensional detection and vibration testing, to prevent early failures. By investing in a bearing that adheres to these standards, you reduce total cost of ownership by minimizing maintenance needs and extending equipment uptime.
Our Commitment to Quality and Customer Trust
Jinan Saifan Bearing Co., Ltd has been a trusted bearing manufacturer and supplier since 2005, serving customers across Europe, North America, Southeast Asia, and the Middle East. Our ISO 9001:2015 Quality Management System and ISO 14001 Environmental Management System certifications reflect our dedication to consistent quality and sustainability. We maintain a professional technical R&D team and experienced QC staff, ensuring each bearing meets P0 to P4 precision grades. Our one-stop service covers independent R&D, mass production, and global sales, supported by a 12-month warranty and free replacement for qualified defective products. With a production capacity of over 1,000,000 units annually, we guarantee stable supply and responsive service for both standard and customized orders.
Packaging & Shipping
- Secure carton pallet packaging to prevent damage during transit
- Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
- Multiple logistics options including express, air, and sea freight
- Real-time tracking information provided for all shipments
- 1 piece MOQ for standard bearings, with customized order quantities negotiable
Get Your NN3013-K-TN-SP Bearing Today
Don’t let bearing issues disrupt your production schedule. The NN3013-K-TN-SP Double Row Cylindrical Roller Bearing is ready to ship, with the technical specifications to keep your precision mechanical equipment running smoothly. Contact us now with your requirements, and our team will ensure you get the right bearing for your application—fast.
Frequently Asked Questions
Q: Is this bearing a genuine product?
A: As a professional bearing manufacturer with ISO 9001:2015 certification, all our products are produced in-house under strict quality control. We also supply genuine original brand bearings, with full traceability for every unit.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment model, operating conditions, or specific bearing requirements, and our professional technical team will offer free guidance to ensure proper selection.
Q: What is the warranty policy for this bearing?
A: We offer an official 12-month warranty from the date customers receive the goods, covering manufacturing defects with free replacement or refund options.
Q: What is the minimum order quantity for this bearing?
A: Standard bearings have a 1 piece MOQ, making it suitable for both emergency repairs and small-batch purchases.
Q: How long does shipping take?
A: Sample orders are delivered within 3-5 working days, while bulk orders typically ship within 5-15 working days, with multiple logistics options available.
Q: How do you ensure product quality before shipment?
A: All products undergo strict incoming raw material inspection, full-process production supervision, and comprehensive performance testing in our in-house laboratory, including dimensional and noise/vibration tests.
Ready to order or need a quote?
Send your bearing designation, application
Quality Assurance
100% Inspection
High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.
Delivery
3-15 Days
Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).
Customization
Full OEM/ODM
P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.
After-Sales
12-Month Warranty
Professional technical guidance and failure solutions from our R&D team.
