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The R4A 2rs is a small, sealed ball bearing measuring 0.25″ by 0.75″ by 0.2812″, crafted from durable chrome steel. It handles radial loads up to 446 lbf and spins smoothly at speeds up to 36,000 RPM.
Its double rubber seals keep dirt out and grease in, making it low-maintenance, while the stainless steel cage ensures reliable performance. The bearing operates in temperatures from -86°F to 230°F.
With an ABEC1 tolerance class, it offers good precision for general use. Ideal for small machinery, hobby projects, or light industrial applications where space is limited.
Weighing just 10g, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards for safe use.
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How Does R4A 2rs Bearing Reduce Friction?
R4A 2rs Bearing features a sealed design with nitrile rubber shields, preventing contaminants from entering and reducing friction.
The chrome steel construction ensures smooth operation, even at high speeds up to 36,000 rpm.
Its ABEC1 tolerance class provides consistent performance, making it suitable for precision applications.
With a dynamic radial load capacity of 446 lbf, it balances durability and efficiency.
Why Choose R4A 2rs Bearing for Precision Tasks?
R4A 2rs Bearing is designed with a single-row construction and six chrome steel balls for precise radial load handling.
The stainless steel cage maintains ball alignment, ensuring smooth and quiet operation.
Its sealed design protects against dust and moisture, extending the bearing’s service life.
With a temperature range of -86 to 230 °F, it performs reliably in various environments.
Engineered for Precision: R4A 2rs Bearing
R4A 2rs Bearing’s chrome steel rings and balls provide excellent wear resistance and durability.
The nitrile rubber seals keep lubrication in and contaminants out, reducing maintenance needs.
Its compact size and lightweight design make it ideal for miniature applications.
The bearing’s high-speed capability ensures efficient performance in demanding conditions.
Where Is R4A 2rs Bearing Used?
R4A 2rs Bearing is commonly found in small-scale machinery, like precision instruments and hobbyist tools, where its compact size and sealed design keep dust out. The chrome steel construction ensures it handles radial loads smoothly, even in tight spaces.
In automation systems, R4A 2rs Bearing fits well in robotic joints or miniature conveyors, thanks to its ABEC1 tolerance for consistent performance. The nitrile rubber seals also help maintain lubrication, reducing maintenance needs.
For consumer electronics, R4A 2rs Bearing works quietly in devices like cooling fans or small motors, where reliability matters. Its lightweight design (just 10g) makes it ideal for portable gadgets without sacrificing durability.
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