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The 728 C is a compact angular contact ball bearing, measuring 8mm in bore, 24mm in outer diameter, and 8mm in width. It comes with a 15° contact angle and is available in sealed or open designs for flexibility.
This bearing handles radial loads up to 921.68 lbf and spins smoothly at speeds up to 63,000 RPM with oil lubrication. Its universal matching design allows easy pairing with other bearings for varied setups.
The nylon or phenolic cage options reduce friction, while the choice of steel or ceramic balls offers durability. Preload availability ensures precise performance in demanding applications.
Ideal for small machinery or precision tools where space is limited but performance can’t be compromised. Weighing just 17 grams, it’s lightweight yet robust for its size.
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Why Choose 728 C Bearing for Precision Tasks?
728 C Bearing features a 15° contact angle, ideal for handling combined radial and axial loads with precision.
Its universal matching design allows for flexible arrangement, catering to various application needs.
The ABEC-5 and ABEC-24 ratings ensure high accuracy, making 728 C Bearing suitable for precision instruments.
With options for steel or ceramic balls, it offers versatility in material choice for different performance requirements.
728 C Bearing operates smoothly at high speeds, reaching up to 63,000 rpm with oil lubrication.
The sealed and open options provide flexibility in choosing the right protection for your environment.
Designed with nylon or phenolic cages, 728 C Bearing reduces friction and extends service life.
Its compact size (8 mm×24 mm×8 mm) makes it perfect for applications where space is limited.
Where Is 728 C Bearing Used?
728 C Bearing is commonly used in small industrial equipment like precision spindles and dental drills, where its compact size and angular contact design are beneficial. The sealed option helps keep contaminants out, extending the bearing’s life in dusty environments.
In robotics, 728 C Bearing provides smooth rotation for joints and actuators, thanks to its universal matching and preload options. The ceramic ball option also reduces friction, making it ideal for high-speed applications.
For consumer electronics, 728 C Bearing fits well in devices like handheld power tools and small fans. Its lightweight design and reliable performance make it a go-to choice for manufacturers looking for durability in compact spaces.
Medical devices such as surgical handpieces benefit from 728 C Bearing’s precision and low noise operation. The phenolic cage option ensures quiet performance, which is crucial in sensitive medical settings.
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