Product Specifications
| Parameter |
Details |
| Model Designation |
3304B.2ZR.TVH |
| Bearing Type |
Double Row Angular Contact Ball Bearing |
| Rows Number |
Double |
| Material |
Bearing Steel |
| Standard |
DIN 628-3, ISO 15:2017 |
| Series |
33 Series |
| Cage |
Polyamide (TVH), Sheet Steel, Brass (MP) Cage |
| Seal Type |
2Z |
| Precision Class |
P5 |
| Transport Package |
Carton Pallet |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
CNC Machine Tools, Spindles, Precision Machining Centers |
| Industrial Machinery |
Grinders, Lathes, Milling Machines |
Eliminate CNC Machine Downtime with 3304B.2ZR.TVH Double Row Angular Contact Ball Bearing
CNC machine operators know the frustration of unexpected spindle failure—hours of production lost, maintenance costs mounting, and deadlines slipping. When low-precision bearings fail prematurely or generate excessive noise, the ripple effect disrupts entire manufacturing schedules. Sourcing reliable bearings with tight tolerances and quick delivery often feels like navigating a maze of unqualified suppliers.
Precision Engineered for CNC Machine Reliability
Our 3304B.2ZR.TVH Double Row Angular Contact Ball Bearing delivers the stability your CNC machine tool demands. With P5 precision grade, this bearing minimizes runout and vibration, ensuring consistent cutting accuracy even during high-speed operation. As a professional bearing manufacturer with decades of export experience, we understand the critical role bearings play in maintaining production continuity—our ISO 9001:2015 certified quality control ensures every unit meets strict performance standards.
Optimized Performance in CNC Spindle Applications
This double row angular contact ball bearing excels in the demanding conditions of CNC machine spindles, where it withstands combined radial and axial loads while maintaining high rotational speeds. The 2ZR seal design provides effective protection against coolant and debris, extending service life in machining environments. Whether your operation involves heavy-duty milling or precision grinding, the 3304B.2ZR.TVH bearing delivers the reliability needed to keep your equipment running.
Technical Features That Drive CNC Performance
The P5 precision class of this bearing ensures minimal radial and axial runout, critical for maintaining tight tolerances in CNC machining. The polyamide (TVH) cage offers excellent dimensional stability and low friction, reducing heat generation during high-speed rotation. Double row design provides higher load capacity compared to single row bearings, making it suitable for heavy cutting applications. Compliance with DIN 628-3 and ISO 15:2017 standards guarantees interchangeability with original equipment specifications, simplifying replacement and maintenance.
Why Precision Bearings Matter for CNC Productivity
Choosing the right bearing directly impacts your bottom line. A P5 precision bearing reduces vibration-induced tool wear, extending cutter life by up to 30% compared to lower precision alternatives. The 2ZR sealing system prevents contamination, reducing unplanned maintenance by minimizing bearing failures. While counterfeit bearings may offer lower upfront costs, their inconsistent quality often leads to premature failure—costing far more in downtime than the initial savings. Our bearings undergo comprehensive testing, including dimensional inspection and noise vibration analysis, to ensure reliable performance.
Your Trusted Partner for CNC Bearing Solutions
With 18 years of manufacturing experience, Jinan Saifan Bearing Co., Ltd has supplied bearings to industrial buyers across Europe, North America, and Southeast Asia. Our in-house laboratory conducts rigorous performance testing, from dimensional accuracy checks to service life simulations. We support flexible order quantities—including 1 piece MOQ for standard bearings—to meet both emergency repairs and scheduled maintenance needs. Our technical team provides free guidance on bearing selection and installation, ensuring optimal performance in your specific CNC application. All products come with a 12-month warranty, with replacement or refund options for qualified defective products.
Packaging & Shipping
- Secure carton packaging with pallet reinforcement for bulk orders
- Sample orders shipped within 3-5 working days
- Bulk orders delivered in 5-15 working days
- Multiple logistics options including DHL, FedEx, and sea freight
- Real-time tracking provided for all shipments
- 1 piece minimum order quantity available for emergency replacements
Get Your CNC Machine Back to Peak Performance
Don’t let bearing issues slow your production. The 3304B.2ZR.TVH Double Row Angular Contact Ball Bearing is in stock and ready to ship, ensuring minimal downtime for your CNC operations. Whether you need a single replacement or bulk order, our team is prepared to fulfill your request quickly and accurately.
Frequently Asked Questions
Q: Is this bearing suitable for high-speed CNC spindles?
A: Yes, the 3304B.2ZR.TVH with P5 precision and polyamide cage is designed for high-speed applications, providing stable performance in CNC spindle operations.
Q: How do I confirm if this bearing fits my CNC machine?
A: Provide your machine model or spindle specifications, and our technical team will verify compatibility based on your application requirements.
Q: What is the warranty period for this bearing?
A: We offer 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?
A: Standard bearings like the 3304B.2ZR.TVH have a 1 piece MOQ, supporting emergency repair needs.
Q: How quickly can I receive my order?
A: Sample orders ship within 3-5 working days, with bulk orders delivered in 5-15 working days depending on quantity.
Q: How is the bearing quality ensured?
A: All bearings undergo strict incoming material inspection and full-process production supervision, with final testing in our in-house laboratory to meet ISO standards.
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