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Constant Section (CS) Bearings KA040AR0
Constant Section (CS) Bearings KA040AR0

Constant Section (CS) Bearings KA040AR0

The KA040AR0 is a slim, angular contact ball bearing measuring 4″ by 4.5″ with a thin 0.25″ width, made from sturdy chrome steel. It handles radial loads up to 595 lbf and static thrust loads of 1470 lbf, suitable for moderate-speed applications.

Its open design and brass cage allow smooth operation, while the 30° contact angle provides stability under angular loads. The bearing works in temperatures from -30°C to 110°C and comes pre-lubricated for easy use.

This model is interchangeable with KAYDON bearings, making it a practical choice for replacements. Ideal for precision equipment like robotics or medical devices where space is limited.

Weighing just 0.19 lbs, it’s lightweight yet durable. Compliant with RoHS standards for safe and reliable performance.

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Product Parameters

  • Part Number KA040AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 4"
  • Bore Dia Tolerance -0.0008"– 0"
  • Outer Dia 4.5"
  • Outer Dia Tolerance -0.0006"– 0"
  • Width 0.25"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KA 1/4" x 1/4"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 4.186"
  • Internal Diameter On Outer Ring (Small Side Face) 4.314"
  • Internal Diameter On Outer Ring (Large Side Face) 4.367"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 595 lbf
  • Static Radial Load 1490 lbf
  • Static Thrust Load 1470 lbf
  • Static Moment 4300 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 1353 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.19 lbs
  • price($) 61.19

Features

Performance Features of KA040AR0 Bearing

KA040AR0 Bearing is built with chrome steel rings and balls, offering reliable angular contact performance.
Its brass cage ensures smooth operation and reduces friction during use.
With a dynamic radial load capacity of 595 lbf, it handles demanding applications efficiently.
The bearing operates smoothly within a temperature range of -30°C to 110°C.

Application

Key Fields for KA040AR0 Bearing
KA040AR0 Bearing is commonly used in robotics, especially in articulated arms where its slim profile and angular contact design help maintain precise movement. The brass cage ensures smooth operation even during rapid directional changes.

In aerospace applications, KA040AR0 Bearing fits well in control mechanisms due to its lightweight construction and reliable load handling. Its inch measurements make it compatible with many US-manufactured components.

For medical imaging devices, KA040AR0 Bearing’s chrome steel rings provide durability while maintaining low friction. The open seal design allows for easy lubrication, extending service life in high-use environments.

Automotive steering systems benefit from KA040AR0 Bearing’s ability to handle both radial and thrust loads. The 30° contact angle offers stability during sharp turns, enhancing driver control.

In 3D printers, KA040AR0 Bearing’s thin section design saves space without compromising performance. The ABEC-1 tolerance ensures consistent layer alignment for high-quality prints.

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