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Drawn Cup Needle Roller Bearings BK3520
Drawn Cup Needle Roller Bearings BK3520

Drawn Cup Needle Roller Bearings BK3520

The BK3520 is a drawn cup needle roller bearing with a 35mm bore and 42mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 535 lbf and spins smoothly at speeds up to 7500 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-load applications.
This bearing is interchangeable with INA models, offering a practical replacement option. Ideal for use in automotive transmissions or industrial machinery where space is limited but performance is key.
Operating in temperatures from -20°C to 110°C, it requires regular lubrication for optimal performance. Compliant with RoHS standards, it’s a safe and dependable choice.

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Product Parameters

  • Part Number BK3520
  • Brand TFL
  • Interchangeable INA
  • Bore Dia 35 mm
  • Bore Dia Tolerance +25°Cm-+50°Cm
  • Outer Dia 42 mm
  • Outer Dia Tolerance Not Rated
  • Width 20 mm
  • Width Tolerance -0.3mm to 0mm
  • System of Measurement Metric
  • 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 535 lbf
  • Static Radial Load 10341 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 7500 rpm
  • Weight 53 g

Features

How Does BK3520 Bearing Handle Heavy Loads?
BK3520 Bearing is constructed with steel rings and needles, offering robust resistance to radial loads.
Its static radial load capacity reaches 10341 lbf, making it suitable for high-stress applications.
The press-fit shaft mount ensures secure installation, reducing the risk of slippage during operation.
With a maximum speed of 7500 rpm, BK3520 Bearing delivers reliable performance in demanding conditions.
Designed for radial load applications, BK3520 Bearing excels in compact spaces due to its needle roller design.
The open seal type allows for easy lubrication, ensuring smooth operation over extended periods.

Application

Key Fields for BK3520 Bearing
BK3520 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 conditions.
Where Is BK3520 Bearing Used?
You’ll often find BK3520 Bearing in automotive transmissions, where its press-fit design simplifies installation. Its ability to handle high speeds makes it a reliable choice for performance vehicles.
Built for Heavy-Duty Use: BK3520 Bearing
In conveyor systems, BK3520 Bearing excels due to its robust steel rollers and open seal design. The high static radial load rating ensures long service life in continuous operation.
Medical vs Industrial: Where BK3520 Bearing Excels
While BK3520 Bearing isn’t typically used in medical devices, it’s perfect for industrial machinery like printing presses. Its precision and reliability keep production lines running smoothly.
Automotive vs Aerospace: Applications of BK3520 Bearing
BK3520 Bearing is more suited to automotive applications, such as steering systems, rather than aerospace. Its balance of strength and compactness meets the needs of modern vehicle designs.

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