Product Specifications
| Parameter |
Details |
| Model NO. |
Double Row Angular Contact Ball Bearing |
| Separated |
Separated |
| Rows Number |
Double |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Precision Rating |
P0, P2, P4, P5, P6 |
| Type |
Ball |
| Structure |
Angular Contact |
| Cage |
Steel Cage, Copper Cage, Nylon Cage |
| Lubrication |
Oil Grease |
| Transport Package |
Carton Pallet |
| Specification |
As Your Request |
| Trademark |
SKF |
| Origin |
Jiangsu China |
| Production Capacity |
1000000 |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
High Precision Machine Tools, CNC Machines, Spindles |
Eliminate Machine Tool Downtime with 3304a Tn9 Double Row Angular Contact Ball Bearing
Machine tool operators know the cost of unexpected downtime—missed deadlines, idle labor, and lost production. When angular contact bearings fail prematurely due to poor precision or low-quality materials, the impact ripples through your entire operation. Sourcing reliable high-precision bearings often means navigating minimum order quantities that delay urgent repairs or dealing with suppliers who can’t verify product authenticity.
High Precision Bearings Engineered for Machine Tool Stability
The 3304a Tn9 Double Row Angular Contact Ball Bearing addresses these challenges with precision manufacturing and flexible supply options. As a professional bearing manufacturer with decades of experience, we produce this bearing to P0-P4 precision grades and Z2-Z4 noise grades, ensuring it meets the strict requirements of high-speed machine tool spindles. Our one-stop service covers everything from independent R&D to global sales, meaning you get consistent quality without the hassle of multiple suppliers.
Optimal Performance in High-Speed Machine Tool Applications
This double row angular contact ball bearing is specifically designed for high precision machine tools, where it handles both radial and axial loads in high-speed rotation environments. The nylon cage option reduces friction and heat generation, critical for maintaining stability during extended machining operations. Whether your equipment operates at continuous high speeds or requires frequent start-stop cycles, this bearing delivers the reliability needed to keep production on track.
Key Technical Features That Maximize Machine Tool Efficiency
The 3304a Tn9 bearing’s performance is defined by its core technical attributes. Precision ratings from P0 to P4 ensure minimal runout, directly impacting machining accuracy and surface finish quality. The double row design provides higher radial load capacity compared to single row bearings, while the angular contact structure manages axial loads efficiently. Nylon cages offer superior lubrication retention and reduced noise, making them ideal for precision machining where vibration control is essential. Our use of high-grade bearing steel ensures long service life even under the demanding conditions of modern machine tools.
Why Genuine Bearings Lower Total Cost of Ownership
Choosing genuine high precision bearings over counterfeit alternatives reduces long-term costs significantly. Counterfeit bearings often fail early, leading to unplanned downtime, costly repairs, and potential damage to expensive machine tool components. Our bearings meet ISO, ABMA, and DIN international standards, with strict quality control processes from raw material inspection to finished product testing. The 12-month warranty provides additional peace of mind, ensuring that any manufacturing defects are addressed promptly—either through free replacement or refund—without disrupting your operations.
Our Commitment to Reliable Bearing Supply
With ISO 9001:2015 and ISO 14001 certifications, we adhere to rigorous quality and environmental standards. Our flexible order policy allows for 1 piece MOQ on standard bearings, perfect for emergency repairs, while bulk orders ship within 5-15 working days. Distributors and wholesalers can request free samples (freight paid by customer) to verify quality before placing large orders. Our professional technical team offers free guidance on bearing selection, installation, and maintenance, helping you optimize performance and extend bearing life. With decades of export experience covering Europe, North America, Southeast Asia, and the Middle East, we have the global logistics network to deliver your bearings when and where you need them.
Packaging & Shipping
- Carton pallet packaging for secure transportation
- 3-5 working days delivery for sample orders
- 5-15 working days delivery for bulk orders
- Multiple logistics options including express, air, and sea freight
- 1 piece MOQ for standard bearings, sample orders without MOQ
Get Your 3304a Tn9 Bearing Today
Don’t let bearing issues slow down your machine tools. Whether you need a single replacement bearing or a bulk order for production, we’re ready to fulfill your request. Send us your bearing specifications, application details, and quantity, and our team will provide a prompt quote. With our reliable supply and technical support, you can keep your operations running smoothly and avoid costly downtime.
Frequently Asked Questions
Q: Is this a genuine SKF bearing?
A: We supply genuine original brand bearings, including SKF, with complete traceability to ensure authenticity.
Q: How do I confirm if the 3304a Tn9 is compatible with my machine tool?
A: Provide your machine tool model or specific bearing requirements, and our technical team will verify compatibility and offer selection guidance.
Q: What is the warranty period for this bearing?
A: All products come with a 12-month warranty from the date of delivery, covering manufacturing defects.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, and sample orders are available without MOQ.
Q: How long does shipping take?
A: Sample orders ship within 3-5 working days, and bulk orders within 5-15 working days, with various logistics options available.
Q: How can I verify the bearing’s quality upon receipt?
A: Our bearings undergo strict dimensional, noise, and performance testing before shipment. We can provide test reports upon request to confirm quality compliance.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
