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Constant Section (CS) Bearings KD0550AR0
Constant Section (CS) Bearings KD0550AR0

Constant Section (CS) Bearings KD0550AR0

The KD0550AR0 is a slim, open-type angular contact ball bearing with a 5.5″ bore and 6.5″ outer diameter, crafted from durable chrome steel. Its compact 0.5″ width makes it ideal for space-constrained applications while handling radial loads up to 2145 lbf.

The 30° contact angle and brass cage ensure smooth operation under combined loads, with a static moment capacity of 13680 lbf. It operates reliably in temperatures from -30°C to 110°C.

This ABEC-1 class bearing is interchangeable with KAYDON models, offering a cost-effective alternative. Perfect for precision equipment like robotics or medical devices where slim profiles and angular load handling are needed.

Weighing 1.06 lbs, it comes pre-lubricated and meets RoHS standards for environmental safety. The open design allows easy maintenance when required.

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Product Parameters

  • Part Number KD0550AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 5.5"
  • Bore Dia Tolerance -0.0010" – 0"
  • Outer Dia 6.5"
  • Outer Dia Tolerance -0.0010" – 0"
  • Width 0.5"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KD 1/2" x 1/2"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 5.870"
  • Internal Diameter On Outer Ring (Small Side Face) 6.130"
  • Internal Diameter On Outer Ring (Large Side Face) 6.238"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 2145 lbf
  • Static Radial Load 4740 lbf
  • Static Thrust Load 5160 lbf
  • Static Moment 13680 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 4138 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 1.06 lbs
  • price($) 146.62

Features

How Does KD0550AR0 Bearing Handle Angular Contact Loads?

KD0550AR0 Bearing features a 30° contact angle, optimised for handling angular contact loads with precision.
Its chrome steel rings and balls provide strong resistance to both radial and thrust loads.

The brass cage ensures smooth operation, reducing friction and wear over time.
With a static thrust load capacity of 5160 lbf, it performs reliably in demanding applications.

KD0550AR0 Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its ABEC-1 tolerance class ensures consistent performance in precision tasks.

Application

Key Fields for KD0550AR0 Bearing
KD0550AR0 Bearing is commonly used in industrial automation, particularly in robotic arms and precision machinery where its thin-section design saves space without compromising load capacity. The 30° contact angle ensures smooth handling of combined radial and axial loads.

In aerospace applications, KD0550AR0 Bearing’s brass cage and chrome steel construction provide reliable performance in control systems and actuators. Its ABEC-1 tolerance makes it suitable for moderate precision requirements.

For medical imaging devices, KD0550AR0 Bearing offers consistent rotation in components like gantry systems. The open design allows for easy lubrication, extending service life in critical environments.

Automotive steering systems benefit from KD0550AR0 Bearing’s ability to handle moment loads. Its inch sizing ensures compatibility with North American vehicle designs.

In packaging machinery, KD0550AR0 Bearing’s slim profile fits into tight spaces while maintaining stability. The chrome steel balls reduce friction during high-speed operations.

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