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The SF6904 is a compact flanged ball bearing with a 20mm bore and 37mm outer diameter, featuring a slim 9mm width. Its stainless steel construction offers good corrosion resistance, while the chrome steel balls ensure smooth rotation.
The bearing handles radial loads up to 1291 lbf and can spin at speeds up to 17,100 RPM, making it suitable for fast-moving applications. The open design allows for easy lubrication when needed.
The flange provides secure mounting, preventing slippage during operation. It works in temperatures from -30°C to 110°C, fitting various industrial environments.
With ABEC-1 precision and C0 clearance, it’s a reliable choice for machinery where moderate precision is required. The bearing complies with RoHS and REACH standards for environmental safety.
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Performance Features of SF6904 Bearing
SF6904 Bearing is built with stainless steel rings and a chrome steel ball set, offering reliable radial load support.
Its dynamic radial load capacity of 1291 lbf ensures steady performance in various applications.
The stainless steel cage maintains ball alignment, reducing friction and wear.
With a maximum speed of 17,100 rpm, it delivers efficient operation for high-speed needs.
How Is SF6904 Bearing Engineered for Reliability?
SF6904 Bearing features a flanged design for secure mounting, enhancing stability during operation.
The open seal type allows for easy lubrication, ensuring smooth performance over time.
Its ABEC-1 tolerance class ensures consistent quality and precision.
The radial clearance range of 0.002mm to 0.013mm provides flexibility for different applications.
Built for Durability: SF6904 Bearing
SF6904 Bearing’s stainless steel construction resists corrosion, making it suitable for harsh environments.
The 300 series stainless steel shield adds extra protection against contaminants.
Its temperature range of -30° to 110°C ensures reliable performance in varying conditions.
The flanged outer diameter of 40 mm offers secure placement in assemblies.
Steel vs Ceramic Bearings: Strengths of SF6904 Bearing
SF6904 Bearing uses chrome steel balls for durability and smooth operation under radial loads.
The stainless steel components provide excellent corrosion resistance compared to ceramic options.
Its 14-ball design distributes loads evenly, reducing stress on individual components.
The flange thickness of 2 mm ensures a firm fit in mounting applications.
What Ensures Smooth Operation in SF6904 Bearing?
SF6904 Bearing’s precision-ground raceways minimise friction for quiet and efficient performance.
The required lubrication ensures long-lasting smooth operation and reduced maintenance needs.
Its C0 radial clearance trade number balances fit and performance for general applications.
The single-row construction simplifies installation while maintaining reliability.
Common Applications of SF6904 Bearing
SF6904 Bearing is widely used in industrial equipment like conveyor systems, where its stainless steel construction ensures durability in demanding environments. The flanged design provides added stability, making it suitable for applications requiring precise alignment.
In the automotive sector, SF6904 Bearing fits well in components such as electric motors and small gearboxes. Its metric sizing and open seal type allow for easy integration into various vehicle models, ensuring reliable performance.
For automation and robotics, SF6904 Bearing’s high-speed capability makes it ideal for robotic arms and 3D printers. The ABEC-1 tolerance class ensures smooth operation, even in precision-driven tasks.
In consumer electronics, SF6904 Bearing can be found in devices like printers and small fans. Its compact size and radial load handling make it a practical choice for everyday gadgets.
Medical equipment also benefits from SF6904 Bearing, particularly in devices like lab instruments. The stainless steel rings and cage offer resistance to wear, ensuring long-term reliability.
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