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The 633 is a compact miniature ball bearing with a 3mm bore and 13mm outer diameter, crafted from sturdy chrome steel. It handles radial loads up to 249 lbf and spins smoothly at speeds up to 40,000 RPM.
Its open design simplifies lubrication, while the stainless steel cage ensures durability. The bearing operates well in temperatures from -30°C to 110°C.
With a lightweight build at just 3.27g, it’s ideal for small applications like model-making or precision instruments. Compliant with RoHS and REACH standards for safe use.
The ABEC1 tolerance class and MC3 radial clearance make it reliable for general-purpose needs. Easy to maintain and replace in tight spaces.
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Why Choose 633 Bearing for Precision Tasks?
633 Bearing is precision-engineered with a single-row design, ensuring smooth radial load handling.
Its chrome steel rings and balls provide durability, while the stainless steel cage maintains alignment.
With a dynamic radial load capacity of 249 lbf, 633 Bearing performs reliably in compact applications.
The ABEC1 tolerance class ensures consistent precision, making it ideal for delicate instruments.
633 Bearing operates at speeds up to 40,000 rpm, balancing efficiency and performance.
Its compact size (3 mm×13 mm×5 mm) makes it suitable for space-constrained designs.
Practical Applications of 633 Bearing
633 Bearing is commonly used in small electric motors, such as those found in household appliances, where its compact size and reliable performance are key. The open design allows for easy lubrication, ensuring smooth operation over time.
In robotics, 633 Bearing fits well in lightweight joints and gears, providing precise movement with minimal friction. Its chrome steel construction makes it durable enough for continuous use in automated systems.
For medical devices like dental tools, 633 Bearing offers quiet and stable performance, essential for precision instruments. The stainless steel cage helps maintain cleanliness in sensitive environments.
Where Is 633 Bearing Used?
You’ll often find 633 Bearing in office equipment like printers and scanners, where its small size handles radial loads efficiently. The ABEC1 tolerance ensures consistent performance without unnecessary complexity.
In hobbyist projects, such as model cars or drones, 633 Bearing is a popular choice due to its affordability and availability. The lightweight design doesn’t compromise on durability, even at higher speeds.
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