Sill Bearing
Sill Bearing
The Bearing 6301, a fundamental component in the deep groove ball bearing family, stands as a cornerstone of modern rotational machinery. With dimensions of 12x37x12mm, it is engineered to handle both radial and axial loads at high speeds. Globally, the 6301 bearing is no longer just a commodity; it has evolved into a high-precision instrument essential for the Electric Vehicle (EV) revolution, industrial automation, and energy-efficient home appliances.
As industries move towards "Industry 4.0," the demand for the 6301 series has surged in European and North American markets, particularly for applications requiring low friction torque and extreme durability. The shift from standard mechanical use to high-frequency electronic motor integration has redefined the manufacturing standards of this specific bearing size.
The global precision bearing market is expected to grow at a CAGR of 6.8% through 2030, with the 6300 series occupying over 15% of the total deep groove market share.
Industrial Automation Demand: 85%Modern buyers are shifting from "Price-First" to "TCO (Total Cost of Ownership)" models. They prioritize 6301 bearings with long-life lubrication and superior sealing (2RS/ZZ) to reduce maintenance cycles.
There is a rising demand for "Green Bearings." Using high-nitrogen steel and eco-friendly grease has become a prerequisite for suppliers entering the EU market.
The trend is towards P5 and P6 precision grades for 6301 bearings. This ensures minimum vibration in high-RPM drone motors and medical centrifuges.
Located in the heart of China's industrial engine—the Hangzhou Bay New Zone—SILL BEARING FACTORY leverages a unique combination of logistical superiority and technological innovation.
Our proximity to Shanghai Port and Ningbo Port (two of the world's largest) allows for rapid export. Being 90 minutes from Hangzhou Xiaoshan and Ningbo Lishe Airports ensures that air-freight samples reach global clients in record time.
Our 6301 production lines utilize automated grinding and assembly systems, ensuring that every batch meets the ISO9001 and IATF16949 standards required for automotive applications.
We don't just manufacture; we engineer. By using vacuum-degassed GCr15 bearing steel and specialized heat treatment, our 6301 bearings exhibit a fatigue life 30% higher than industry averages.
China's mature supply chain for raw materials and our factory's vertical integration allow us to offer P5 quality at a P0 price point, providing unmatched value to global distributors.
In Europe and Japan, the 6301 is widely used in alternators and cooling fans. Its ability to withstand high temperatures while maintaining low noise (Z3/Z4 levels) is critical for passenger comfort.
The backbone of small electric motors globally. From vacuum cleaners in the USA to industrial pumps in Southeast Asia, the 6301 bearing ensures smooth energy conversion.
Used in harsh environments across South America and Africa. Our reinforced seals prevent dust and moisture ingress, significantly extending the machine's uptime.
Exporting Countries
Annual Capacity
Defect Rate
Technical Support
The 6301 Deep Groove Ball Bearing is characterized by its simple design, non-separable nature, and suitability for high speeds. As a premier China manufacturer, we offer several variants to meet diverse industrial needs:
Our factory utilizes state-of-the-art Honing Machines to ensure the raceway super-finish, which directly translates to lower friction and higher efficiency. This is particularly vital for our partners in the robotics and precision instrument sectors.
SILL BEARING FACTORY, is located in the beautiful and affluent place named Hangzhou Bay New Zone, which is not only close to the two biggest ports of China—Shanghai port and Ningbo Port, but also adjacent to Hangzhou—Ningbo Expressway, 329 State Line and Hangzhou- Ningbo Railway Line. Besides, it owns the advantage of transportation, as it only takes about 90 minutes to go to Hangzhou Xiaoshan Airport or Ningbo Lishe Airport.
Our commitment to excellence extends beyond our geographic advantage. We provide full OEM/ODM services, custom packaging, and comprehensive technical documentation for every shipment. Whether you are a global wholesaler looking for a steady supply of 6301 bearings or an OEM seeking custom engineering solutions, SILL BEARING is ready to exceed your expectations with China's finest precision manufacturing.
