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Constant Section (CS) Bearings KB030AR0
Constant Section (CS) Bearings KB030AR0

Constant Section (CS) Bearings KB030AR0

The KB030AR0 is a slim, angular contact ball bearing with a 3-inch bore and 3.625-inch outer diameter, crafted from durable chrome steel. Its compact width of 0.3125 inches makes it ideal for space-constrained applications.

Designed for angular loads, it handles radial loads up to 734 lbf and static thrust loads up to 1750 lbf. The brass cage ensures smooth operation, even at varying temperatures from -30°C to 110°C.

Its open design allows easy lubrication, while the ABEC-1 tolerance ensures reliable performance. The bearing is interchangeable with KAYDON models, offering flexibility for replacements.

Weighing just 0.22 lbs, it’s lightweight yet sturdy. Suitable for precision equipment like robotics or optical devices where slim profiles and angular load capacity are key. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number KB030AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 3"
  • Bore Dia Tolerance -0.0006"– 0"
  • Outer Dia 3.625"
  • Outer Dia Tolerance -0.0006"– 0"
  • Width 0.3125"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KB 5/16" x 5/16"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 3.231"
  • Internal Diameter On Outer Ring (Small Side Face) 3.393"
  • Internal Diameter On Outer Ring (Large Side Face) 3.462"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 734 lbf
  • Static Radial Load 1550 lbf
  • Static Thrust Load 1750 lbf
  • Static Moment 4470 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 1737 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.22 lbs
  • price($) 67.75

Features

Performance Features of KB030AR0 Bearing

KB030AR0 Bearing is crafted with chrome steel rings and balls, ensuring durability and smooth operation.
Its 30° contact angle provides excellent angular contact performance, ideal for precision applications.
The brass cage maintains ball alignment, reducing friction and extending the bearing’s life.
With a dynamic radial load capacity of 734 lbf, it handles demanding tasks efficiently.
Operating between -30°C to 110°C, KB030AR0 Bearing performs reliably in varied conditions.

Application

Key Fields for KB030AR0 Bearing
KB030AR0 Bearing is commonly used in robotics, particularly in robotic arms where its thin section design saves space without compromising load capacity. The angular contact feature ensures smooth movement in precision tasks.

In aerospace applications, KB030AR0 Bearing handles moderate radial and thrust loads in control systems. Its brass cage and chrome steel construction provide durability in varying temperatures.

For medical imaging devices, KB030AR0 Bearing offers reliable performance due to its ABEC-1 tolerance. The open design allows for easy lubrication, maintaining efficiency over time.

Automotive steering systems benefit from KB030AR0 Bearing’s ability to manage angular loads. Its inch sizing makes it compatible with many North American vehicle components.

In industrial automation, KB030AR0 Bearing supports conveyor mechanisms with its balanced load distribution. The thin profile fits well in compact machinery designs.

Q&A

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