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Constant Section (CS) Bearings NF300AR0

Constant Section (CS) Bearings NF300AR0

The NF300AR0 is a constant section bearing with a 30″ bore and 31.5″ outer diameter, featuring a slim 0.75″ width. Made from chrome steel with brass cage, it’s built for durability and smooth operation.

This angular contact bearing handles radial loads up to 10533 lbf and static thrust loads of 29430 lbf. Its 30° contact angle ensures stable performance in demanding applications.

The open design allows easy lubrication, while the chromium plating adds corrosion resistance. It operates in temperatures from -30°C to 110°C, making it versatile for various environments.

Ideal for industrial machinery and heavy equipment, this bearing is interchangeable with KAYDON models. Weighing 12.5 lbs, it’s robust yet manageable for its size. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number NF300AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 30"
  • Bore Dia Tolerance -0.0018"– 0"
  • Outer Dia 31.5"
  • Outer Dia Tolerance -0.0018"– 0"
  • Width 0.75"
  • Width Tolerance +.000 –.010"
  • Thin Section Bearings Type Endura-kote Plated Bearings
  • Series NF 3/4" x 3/4"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 30.555"
  • Internal Diameter On Outer Ring (Small Side Face) 30.945"
  • Internal Diameter On Outer Ring (Large Side Face) 31.075"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 10533 lbf
  • Static Radial Load 41540 lbf
  • Static Thrust Load 29430 lbf
  • Static Moment 119900 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 13848 lbf
  • Surface Chromium Plating
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 12.5 lbs
  • price（$） 1791.58
Constant Section (CS) Bearings NF300AR0 dimension drawing
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Features

Performance Features of NF300AR0 Bearing

NF300AR0 Bearing is crafted with chrome steel rings and balls, offering strong resistance to angular contact loads.
Its dynamic radial load capacity reaches 10533 lbf, ensuring steady performance in various applications.
The brass cage maintains ball alignment, reducing friction and enhancing durability.
With a temperature range of -30°C to 110°C, it performs reliably in diverse conditions.

Application

Ideal for Precision: NF300AR0 Bearing
NF300AR0 Bearing is commonly used in industrial robotics, where its angular contact design handles both radial and axial loads efficiently. The chromium plating adds extra protection against wear in demanding environments.

In aerospace applications, NF300AR0 Bearing’s thin section and high load capacity make it suitable for control systems and actuators. Its ABEC-1 tolerance ensures reliable performance in precision-critical components.

For medical imaging devices, NF300AR0 Bearing’s brass cage and chrome steel construction provide smooth operation with minimal friction. The open seal design allows for easy lubrication, extending service life in high-use settings.

Automation systems benefit from NF300AR0 Bearing’s compact width and moment load rating, ideal for space-constrained setups. Its compatibility with inch measurements simplifies integration into North American machinery designs.

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