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 |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Precision Spindles |
| Manufacturing |
CNC Equipment, Gearboxes |
| Automotive |
Transmission Systems |
| New Energy |
Wind Turbine Components |
Prevent Spindle Failures with Premium NN3008 Tn/Sp Double Row Cylindrical Roller Bearing
Precision spindle applications demand bearings that maintain accuracy under high speeds and loads. Many operations face unexpected downtime when low-quality bearings fail prematurely, leading to production losses and costly repairs. Sourcing reliable high-precision bearings often involves navigating minimum order quantities that delay urgent replacements or compromise on quality due to limited supplier options.
Engineered for Precision Spindle Performance
The Premium Double Row Cylindrical Roller Bearing NN3008 Tn/Sp addresses these challenges with its specialized design for precision spindle applications. As an integrated manufacturer with decades of experience, we ensure each bearing meets P0 to P4 precision grades and Z2/Z3/Z4 noise standards, critical for maintaining spindle stability in CNC machines and high-precision equipment. Our one-stop service covers both standard production and customization, eliminating the need for multiple suppliers.
Optimal Performance in Critical Operating Conditions
This double row cylindrical roller bearing excels in applications requiring high radial load capacity and precise axial alignment. Its separated design allows for easy mounting and dismounting, simplifying maintenance in tight spindle assemblies. The brass or steel cage options provide durability at varying speeds, while vibration grades Z1V1 to Z3V3 ensure smooth operation—essential for reducing noise and extending equipment lifespan in continuous production environments.
Technical Features That Ensure Reliability
Key technical attributes of the NN3008 Tn/Sp bearing directly impact performance. The 60-64 HRC hardness rating guarantees resistance to wear under heavy loads, maintaining dimensional stability over extended use. Clearance options from C0 to C5 allow customization for specific operating conditions, balancing preload requirements with thermal expansion needs. The non-aligning design ensures precise shaft guidance, critical for maintaining spindle accuracy in high-speed machining operations where even minor misalignment can compromise workpiece quality.
Long-Term Value of Genuine Precision Bearings
Choosing genuine high-precision bearings avoids the hidden costs of counterfeit products. Inferior bearings often fail early due to substandard material quality, leading to unplanned downtime, damaged machinery, and increased maintenance expenses. Our bearings meet ISO, ABMA, and DIN international standards, supported by strict incoming material inspections and full-process production supervision. This commitment to quality translates to longer service life, reducing total cost of ownership compared to cheaper alternatives that require frequent replacement.
Why Industrial Buyers Choose Saifan Bearings
With ISO 9001:2015 and ISO 14001 certifications, we adhere to rigorous quality management and environmental standards. Our professional R&D team and experienced QC staff ensure each bearing undergoes comprehensive performance testing, including dimensional detection and noise vibration analysis. We offer flexible order policies, with 1 piece MOQ for standard bearings and sample orders without MOQ, supporting both small-batch repairs and large-scale production needs. Our 12-month warranty and responsive after-sales technical support further ensure peace of mind for industrial buyers.
Packaging & Shipping
- Carton pallet packaging for secure transportation
- Sample orders shipped within 3-5 working days
- Bulk orders delivered in 5-15 working days
- Multiple logistics options available to match delivery requirements
- 1 piece MOQ for standard bearings, supporting urgent replacement needs
Secure Your Precision Spindle Bearings Today
Don’t let bearing issues disrupt your production schedule. Whether you need a single replacement or bulk order, our Premium Double Row Cylindrical Roller Bearing NN3008 Tn/Sp is ready to meet your precision spindle requirements. Early procurement ensures minimal downtime and maintains the efficiency of your critical machinery.
Frequently Asked Questions
Q: Is this bearing suitable for high-speed spindle applications?
A: Yes, the NN3008 Tn/Sp bearing is designed for precision spindle applications, with vibration grades Z1V1 to Z3V3 ensuring stable operation at varying speeds.
Q: How can I confirm the correct clearance for my equipment?
A: Our technical team provides free guidance on bearing selection. Share your operating conditions, and we’ll recommend the appropriate clearance (C0-C5) for optimal performance.
Q: What warranty coverage do you offer?
A: We provide a 12-month warranty from the date of delivery, 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, supporting both emergency repairs and small-batch orders.
Q: How quickly can I receive my order?
A: Sample orders ship within 3-5 working days, while bulk orders take 5-15 working days, depending on quantity and customization needs.
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