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The 687 2RS is a compact miniature ball bearing with a 7mm bore and 14mm outer diameter, measuring just 5mm wide. Made from chrome steel, it’s built to handle radial loads up to 224 lbf and spins smoothly at speeds up to 40,000 RPM.
Its sealed design with nitrile rubber shields keeps dirt out and lubrication in, making it low-maintenance. The stainless steel cage ensures durability, while the ABEC1 tolerance offers reliable performance for everyday use.
This bearing suits small applications like electric motors, fans, or hobbyist projects where space is limited. It operates in temperatures from -30°C to 110°C and weighs only 2.95g, making it lightweight yet sturdy.
Compliant with RoHS and REACH standards, it’s a safe choice for various industries. The 9-ball design provides smooth rotation, ideal for devices needing quiet operation.
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Why Choose 687 2rs Bearing for Precision Tasks?
687 2rs Bearing features a sealed design with nitrile rubber shields, protecting against dust and moisture.
Its chrome steel construction ensures durability and smooth operation in radial load applications.
With a dynamic radial load capacity of 224 lbf, it handles demanding tasks efficiently.
The ABEC1 tolerance class guarantees consistent performance for precision instruments.
Operating at speeds up to 40,000 rpm, it balances high performance with reliability.
Its compact 7 mm×14 mm×5 mm size makes it ideal for space-constrained applications.
Practical Applications of 687 2rs Bearing
The 687 2rs Bearing is commonly used in small electric motors, such as those found in cooling fans or power tools, where its compact size and sealed design help keep out dust and debris. Its chrome steel construction ensures durability even in high-speed operations.
In automation systems, 687 2rs Bearing fits well in robotic arms and conveyor guides, providing smooth movement with minimal maintenance. The ABEC1 tolerance makes it reliable for precision tasks without being overly expensive.
For household appliances like printers or food processors, 687 2rs Bearing offers quiet performance thanks to its rubber seals and balanced design. The lightweight build also reduces energy consumption over time.
Medical devices such as dental tools benefit from 687 2rs Bearing’s consistent performance and resistance to wear. The stainless steel cage adds extra protection against corrosion in sterilised environments.
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