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Drawn Cup Needle Roller Bearings BK3038-ZW

Drawn Cup Needle Roller Bearings BK3038-ZW

The BK3038-ZW is a double-row needle roller bearing with a 30mm bore and 37mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 843 lbf and can spin at speeds up to 8600 RPM.
Its open design and press-fit mounting make it easy to install, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures ranging from -20°C to 110°C.
This model is interchangeable with INA bearings, offering a practical replacement option. It’s well-suited for applications like transmissions or small machinery where space is limited but high load capacity is needed.
Regular lubrication is recommended to maintain optimal performance. Compliant with RoHS standards, it’s a safe choice for various industrial uses.

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Product Parameters

  • Part Number BK3038-ZW
  • Brand TFL
  • Interchangeable INA
  • Bore Dia 30 mm
  • Bore Dia Tolerance +20°Cm-+41°Cm
  • Outer Dia 37 mm
  • Outer Dia Tolerance Not Rated
  • Width 38 mm
  • Width Tolerance -0.3mm to 0mm
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Needle
  • For Load Direction Radial
  • Construction Double Row
  • Seal Type Open
  • Series Closed End
  • Ring Material Steel
  • Ball Material Steel
  • Cage Material Steel
  • Dynamic Radial Load 843 lbf
  • Static Radial Load 1776 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 8600 rpm
  • Weight 84 g
Drawn Cup Needle Roller Bearings BK3038-ZW dimension drawing
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Features

How Does BK3038-ZW Bearing Handle Radial Loads?
BK3038-ZW Bearing features a double-row needle roller design, providing excellent radial load capacity.
Its dynamic radial load rating of 843 lbf ensures reliable performance in various applications.
The steel construction of BK3038-ZW Bearing offers durability and resistance to wear.
With a maximum speed of 8,600 rpm, it is suitable for high-speed operations.
BK3038-ZW Bearing operates efficiently within a temperature range of -20 to 110 °C.
Its press-fit shaft mount type simplifies installation and ensures a secure fit.

Application

Common Applications of BK3038-ZW Bearing
BK3038-ZW Bearing is widely used in industrial gearboxes, where its double-row needle roller design efficiently handles radial loads. The press-fit mounting ensures a secure installation in compact spaces.
In automotive steering systems, BK3038-ZW Bearing provides smooth rotation and durability. Its steel construction withstands high-speed operations common in modern vehicles.
For automation equipment like robotic arms, BK3038-ZW Bearing’s open design allows easy lubrication. The metric dimensions make it compatible with various European machinery standards.
In household appliances such as washing machines, BK3038-ZW Bearing offers reliable performance. Its ability to handle moderate radial loads makes it suitable for daily use.
Medical devices like dental drills benefit from BK3038-ZW Bearing’s precision. The steel cage ensures consistent operation even under frequent sterilization cycles.

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