Product Specifications
| Parameter |
Details |
| Model NO. |
6306 |
| Seals Type |
Zz 2RS Open |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0 P6 P5 P4 P2 |
| Vibration |
Z1V1 Z2V2 Z3V3 |
| Specification |
30*72*19 mm |
| HS Code |
8482102000 |
| Package Size |
9.20cm * 9.20cm * 3.90cm |
| Package Gross Weight |
0.347kg |
Application Industries
| Industry |
Typical Equipment |
| Automotive |
Transmission systems, auxiliary components, wheel hubs |
| Industrial Manufacturing |
Electric motors, gearboxes, pumps, conveyors |
| Agricultural Machinery |
Tractor drivetrains, harvester components |
| Home Appliances |
Washing machine motors, air conditioner compressors |
| New Energy |
Solar tracking systems, small wind turbine components |
Prevent Equipment Downtime with Reliable Deep Groove Ball Bearing 6306
Many buyers face unexpected production halts due to premature bearing failure, especially when sourcing from uncertified suppliers. Mismatched precision grades or substandard materials can lead to excessive vibration, increased noise, and shortened service life—costing more in repairs than the initial savings on cheap alternatives. Sourcing genuine bearings with consistent quality remains a challenge for maintenance teams and manufacturers alike.
Genuine 6306 Bearings Delivered When You Need Them
Our Deep Groove Ball Bearing 6306 addresses these challenges with 16 years of manufacturing expertise and a global supply chain. As a professional bearing supplier, we offer 1 piece MOQ for standard bearings, ensuring you can secure critical replacements without overstocking. With 3-5 working days for sample orders and 5-15 days for bulk shipments, we minimize your equipment downtime while maintaining strict quality control.
Engineered for Demanding Auto and Industrial Applications
This 6306 bearing, with dimensions 30x72x19mm, excels in high-speed rotational applications under moderate to heavy loads. Whether used in automotive transmission systems, industrial gearboxes, or agricultural machinery, its P0-P4 precision grades and Z1V1-Z3V3 vibration control ensure stable performance. The versatile seal options (Zz, 2RS, Open) provide flexibility for environments ranging from clean workshops to dusty agricultural fields.
Technical Specifications That Matter for Performance
The precision rating directly impacts operational stability—P4 grade bearings reduce radial runout by up to 60% compared to P0, critical for high-speed automotive applications where even minor misalignment causes premature wear. Vibration grades Z2V2 and Z3V3 minimize noise and energy loss, essential for electric vehicle components and precision machinery. Seal type selection balances protection and friction: 2RS seals offer superior dust and moisture resistance for outdoor equipment, while Open designs optimize heat dissipation in high-temperature industrial settings.
Why Genuine Bearings Lower Total Cost of Ownership
Counterfeit bearings often fail within 30-50% of the expected service life, leading to unplanned maintenance, production losses, and potential damage to mating components. Our bearings meet ISO, ABMA, and DIN international standards, backed by ISO 9001:2015 quality certification. The 12-month warranty covers manufacturing defects, ensuring you won’t incur additional costs from premature failure. Investing in genuine 6306 bearings reduces long-term expenses by minimizing downtime and extending equipment life cycles.
Our Commitment to Reliable Supply
With production capacity exceeding 1,000,000 units annually, we maintain stable inventory to support urgent orders. Our in-house laboratory conducts dimensional inspection, noise testing, and service life evaluations for every batch. As a high-tech enterprise, our R&D team provides technical guidance on selection and installation, helping you avoid costly选型 mistakes. We serve over 50 countries across Europe, North America, and Southeast Asia, with a proven track record of on-time delivery and responsive after-sales support.
Packaging & Shipping
- Standard packaging: Individual carton with product label, stacked on pallets for bulk orders
- Sample order delivery: 3-5 working days via express courier
- Bulk order delivery: 5-15 working days, with flexible shipping options (air, sea, land)
- Full logistics tracking provided from dispatch to delivery
- Minimum order quantity: 1 piece for standard bearings, sample orders without MOQ
Secure Your 6306 Bearing Today
Don’t let equipment downtime affect your production schedule. Whether you need a single replacement or bulk order, our team ensures you receive the correct bearing for your application. Send your requirements now to get a detailed quote and technical confirmation—we respond within 24 hours to keep your operations running smoothly.
Frequently Asked Questions
Q: Are these genuine SKF NSK 6306 bearings?
A: Yes, we supply genuine original brand bearings including SKF and NSK, with full traceability documentation available upon request.
Q: How do I confirm if the 6306 30x72x19mm bearing fits my equipment?
A: Provide your equipment model or technical drawings, and our professional team will verify compatibility and recommend the appropriate precision and seal type.
Q: What warranty coverage do you offer?
A: All products come with a 12-month warranty from the date of receipt, covering manufacturing defects with free replacement or refund options.
Q: What is the minimum order quantity for the 6306 bearing?
A: Standard bearings have a 1 piece MOQ, and sample orders are available without minimum quantity requirements.
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.
Q: How can I verify the authenticity of the bearings?
A: Each product includes original packaging with brand-specific markings and security features. We provide certification documents and support direct verification through brand official channels.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.