Double Row Angular Contact Ball Bearing 3307-a for CNC Machine & Automotive Transmission Systems
<p>Ensure precision and reliability in your CNC machine and automotive transmission systems with the <strong>SKF 3307-a bearing</strong>, a double row angular contact solution designed to deliver consistent performance under radial and axial loads. Crafted from high-grade bearing steel with precision ratings from P0 to P6, this bearing minimizes vibration and extends equipment lifespan, addressing the critical need for durable components in high-stress industrial applications.</p><ul><li>Double row angular contact design provides superior load distribution, ideal for high-speed rotation in CNC spindles and transmission assemblies</li><li>Available with steel, copper, or nylon cages to match specific operational requirements, ensuring optimal compatibility with your machinery</li><li>Backed by SKF's global quality assurance and complete traceability, giving you confidence in every installation</li></ul>
- 100% genuine -- COC & factory certificates available
- In-stock · bulk & small-batch orders accepted
- ISO · DIN · ABMA · JIS compliant
- Full customs clearance documentation provided
Product Details
Full Specifications & Description
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 | 1,000,000 |
Application Suitability
| Industry | Typical Applications |
|---|---|
| CNC Machinery | Spindle systems, servo drives |
| Automotive | Transmission systems, gearboxes |
Need a Reliable SKF 3307-a Bearing for CNC or Automotive Systems? Here's What Matters
Choosing the right double row angular contact bearing can mean the difference between smooth operation and costly downtime. Many buyers struggle with mismatched dimensions causing installation delays or premature wear from low-quality materials—especially critical in precision applications like CNC spindles and automotive transmissions.
Built for Consistent Performance in Demanding Applications
The SKF 3307-a bearing addresses these challenges with its double row angular contact design, optimized for radial load handling in high-precision machinery. Our ISO 9001-certified sourcing ensures compliance with industry standards, while our extensive inventory of SKF bearings supports quick availability for urgent replacement needs.
Where This Bearing Performs Best
This angular contact ball bearing 3307-a excels in applications requiring precise axial and radial load management, such as CNC machine tool spindles and automotive transmission systems. Its separated structure allows for easy mounting and dismounting, making maintenance simpler in tight mechanical assemblies.
Engineering Details That Impact Reliability
The bearing's bearing steel construction provides excellent hardness and wear resistance, essential for withstanding continuous operation in industrial environments. Available precision ratings from P0 to P6 allow customization based on application requirements—P4 or P2 grades for CNC machines demanding sub-micron runout tolerance, and P0 for general transmission use. Multiple cage options (steel, copper, nylon) offer flexibility: steel cages for high-temperature resilience, nylon for reduced noise in automotive applications.
Why Bearing Quality Affects Total Cost of Ownership
Opting for a precision-machined SKF double row bearing reduces the risk of early failure compared to generic alternatives. A bearing with proper load rating and precision alignment minimizes vibration, extending equipment lifespan and reducing maintenance costs. Using ISO 281 fatigue life calculation principles, this bearing delivers predictable performance, avoiding unexpected production interruptions in automotive and CNC operations.
Quality You Can Verify
Our bearings undergo comprehensive dimensional and hardness testing before shipment, with raw material inspections ensuring consistent quality. We provide manufacturer warranty documentation covering material and workmanship defects. With direct access to global SKF inventory and domestic production capabilities, we offer both original equipment and replacement options to meet diverse customer needs.
Packaging & Shipping
- Standard export packaging: carton boxes on wooden pallets
- Same-day shipping for in-stock items
- Flexible logistics: express courier, air freight, or sea shipping available
- Low minimum order quantity supported for trial installations
Get Your SKF 3307-a Bearing Quote Today
Whether you need a single SKF 3307-a for transmission systems or bulk orders for CNC production lines, provide your required specifications, quantity, and delivery location. Our team will confirm availability and provide competitive pricing within 24 hours.
Frequently Asked Questions
Q: Can you supply other bearing brands or models besides SKF?
A: Yes, we handle a full range of international brands including NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, and domestic Chinese brands. We can source any specified model.
Q: How do I ensure this bearing fits my equipment?
A: Provide your existing bearing part number or critical dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility with the SKF 3307-a specification.
Q: What is your warranty policy?
A: All bearings come with a manufacturer-backed warranty covering manufacturing defects. Specific terms are detailed in the sales contract.
Q: What is the minimum order quantity?
A: We accept small trial orders starting from 1 unit, with volume discounts available for larger purchases.
Q: How long does shipping take?
A: In-stock items ship the same day. Delivery times vary by location: 3-5 days for express courier, 7-10 days for air freight, and 30-45 days for sea shipping.
Q: Do you offer custom bearing solutions?
A: Yes, we support OEM/ODM customization based on customer drawings or specifications for specialized applications.
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.
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Double Row Angular Contact Ball Bearing 3307-a for CNC Machine & Automotive Transmission Systems
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