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Drawn Cup Needle Roller Bearings BCH78
Drawn Cup Needle Roller Bearings BCH78

Drawn Cup Needle Roller Bearings BCH78

The BCH78 is a drawn cup needle roller bearing with a 0.4375″ bore and 0.6875″ outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 1776 lbf and spins smoothly at speeds up to 20700 RPM.
Its open, single-row design with a press-fit shaft mount ensures easy installation and maintenance. The steel cage and rollers provide durability, making it suitable for high-speed applications.
This bearing is interchangeable with INA models, offering a practical replacement option. Ideal for use in compact spaces like gearboxes or small machinery where radial load support is needed.
It operates in temperatures from -20°C to 110°C and requires regular lubrication for optimal performance. Compliant with RoHS standards for safe and eco-friendly use.

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Product Parameters

  • Part Number BCH78
  • Brand TFL
  • Interchangeable INA
  • Bore Dia 0.4375"
  • Bore Dia Tolerance Refer to note on the right drawing
  • Outer Dia 0.6875"
  • Outer Dia Tolerance Not Rated
  • Width 0.5"
  • Width Tolerance -0.01" to 0"
  • System of Measurement Inch
  • Bearing Type Roller
  • Roller Bearing Type Needle
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Open
  • Series Closed End
  • Ring Material Steel
  • Ball Material Steel
  • Cage Material Steel
  • Dynamic Radial Load 1776 lbf
  • Static Radial Load 1843 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 20700 rpm
  • Weight 9 g

Features

How Does BCH78 Bearing Handle High-Speed Applications?
BCH78 Bearing is crafted with steel rings and needles, offering strong radial load support.
Its dynamic radial load capacity reaches 1776 lbf, making it suitable for demanding conditions.
The press-fit shaft mount ensures secure installation, reducing the risk of slippage.
With a maximum speed of 20,700 rpm, it delivers reliable performance in high-speed operations.
Why Choose BCH78 Bearing for Radial Loads?
BCH78 Bearing features a single-row needle roller design, optimised for radial load applications.
The steel construction provides durability, even under continuous use.
Its open seal type allows for easy lubrication, maintaining smooth operation.
The temperature range of -20 to 110°C ensures versatility in various environments.
Structural Advantages of BCH78 Bearing
BCH78 Bearing’s closed-end series design enhances stability during high-speed rotation.
The steel cage maintains needle alignment, reducing friction and wear.
Its inch-based measurements make it compatible with a wide range of machinery.
The press-fit mounting simplifies installation, saving time and effort.
Optimized for Efficiency: BCH78 Bearing
BCH78 Bearing’s steel components ensure long-lasting performance under radial loads.
The lubrication requirement helps maintain smooth operation over extended periods.
Its compact width of 0.5″ allows for easy integration into tight spaces.
The bearing operates efficiently within a broad temperature range, adapting to various conditions.

Application

Industrial Uses of BCH78 Bearing
BCH78 Bearing is commonly used in industrial gearboxes, where its compact design and high radial load capacity make it ideal for tight spaces. The steel construction ensures durability even in demanding environments.
In automotive applications, BCH78 Bearing fits well in transmission systems and steering mechanisms, providing smooth operation under high speeds. Its press-fit mounting simplifies installation in vehicle assemblies.
For automation equipment, BCH78 Bearing supports precise movements in robotic arms and conveyor systems. The open seal design allows for easy lubrication, extending its service life in continuous operations.
Where Is BCH78 Bearing Used?
You’ll often find BCH78 Bearing in small electric motors, where its needle roller design handles radial loads efficiently. The inch measurements make it compatible with many North American machinery standards.
In household appliances like washing machines, BCH78 Bearing ensures quiet and reliable performance. Its steel cage and rollers withstand frequent use without compromising on smoothness.
Built for Heavy-Duty Use: BCH78 Bearing
BCH78 Bearing excels in construction equipment, such as compactors and drills, thanks to its robust steel construction. The high rpm rating makes it suitable for tools requiring fast rotations.
In agricultural machinery, BCH78 Bearing supports components like harvesters and tillers, where its radial load capacity is put to the test. The press-fit design ensures a secure hold even under vibration.
Automotive vs Aerospace: Applications of BCH78 Bearing
In automotive systems, BCH78 Bearing is a go-to for clutch assemblies and pumps, offering reliability under constant use. Its inch sizing aligns with many vehicle part specifications.
For aerospace applications, BCH78 Bearing’s lightweight yet sturdy build makes it suitable for auxiliary equipment. The temperature range ensures performance in varying conditions.

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