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The R188 is a compact inch-sized miniature ball bearing, measuring 0.25″ in bore diameter and 0.5″ in outer diameter, with a slim width of just 0.125″. Made from chrome steel, it’s built to handle radial loads up to 207 lbf.
With an open design and stainless steel cage, it spins smoothly at speeds up to 40,000 RPM. The bearing operates in temperatures from -86°F to 230°F, making it versatile for various environments.
Its lightweight construction at 1.6g makes it ideal for small applications like model cars or precision instruments. Compliant with RoHS and REACH standards, it’s a reliable choice for both hobbyists and professionals.
The ABEC1 tolerance ensures decent precision, while the MC3 radial clearance offers smooth operation. A great option for projects needing a small yet durable radial bearing.
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Why Choose R188 Bearing for Precision Tasks?
R188 Bearing features a compact design with a 0.25″ bore, making it ideal for precision applications.
Its chrome steel construction ensures durability and smooth operation under radial loads.
The ABEC1 tolerance class guarantees consistent performance, while the MC3 radial clearance allows for precise movement.
With a maximum speed of 40,000 rpm, it delivers reliable efficiency in high-speed scenarios.
R188 Bearing’s stainless steel cage maintains ball alignment, reducing friction and extending service life.
Its lightweight design at just 1.6 grams makes it suitable for miniature assemblies.
Where Is R188 Bearing Used?
R188 Bearing is commonly used in small-scale industrial equipment like precision instruments and miniature gear systems. Its compact size and open design make it easy to integrate into tight spaces.
In automotive applications, R188 Bearing fits well in small electric motors and dashboard components, where its radial load capacity ensures smooth operation. The inch sizing is particularly handy for American and British vehicle models.
For medical devices, R188 Bearing’s chrome steel construction offers reliability in delicate tools like dental drills or lab equipment. The stainless steel cage adds durability without adding unnecessary weight.
In consumer electronics, R188 Bearing works nicely in devices like computer fans or small printers. Its lightweight design and high-speed capability make it a practical choice for everyday gadgets.
Automation systems benefit from R188 Bearing in robotic arms or 3D printers, where precision and low friction are key. The ABEC1 tolerance ensures consistent performance in repetitive tasks.
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