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Constant Section (CS) Bearings NF400AR0
Constant Section (CS) Bearings NF400AR0

Constant Section (CS) Bearings NF400AR0

The NF400AR0 is a constant section bearing measuring 40″ in bore diameter and 41.5″ in outer diameter, with a slim 0.75″ width. Made from chrome steel with brass cage, it’s designed for angular contact loads and offers durability.

This single-row bearing handles dynamic radial loads up to 12147 lbf and static radial loads up to 55220 lbf. Its 30° contact angle ensures smooth operation, suitable for moderate-speed applications.

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

Ideal for industrial machinery where space is limited but high load capacity is needed. Compliant with RoHS standards, it’s interchangeable with KAYDON bearings for easy replacement. Weighing 16.6 lbs, it’s robust yet manageable for its size.

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Product Parameters

  • Part Number NF400AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 40"
  • Bore Dia Tolerance -0.0020"– 0"
  • Outer Dia 41.5"
  • Outer Dia Tolerance -0.0020"– 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 40.555"
  • Internal Diameter On Outer Ring (Small Side Face) 40.945"
  • Internal Diameter On Outer Ring (Large Side Face) 41.054"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 12147 lbf
  • Static Radial Load 55220 lbf
  • Static Thrust Load 35580 lbf
  • Static Moment 159400 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 15387 lbf
  • Surface Chromium Plating
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 16.6 lbs
  • price($) 6545.58

Features

Performance Features of NF400AR0 Bearing

NF400AR0 Bearing is built with chrome steel rings and balls, offering strong resistance to angular contact loads.
Its dynamic radial load capacity reaches 12,147 lbf, ensuring reliable performance in various applications.

The brass cage maintains ball alignment, reducing friction and extending the bearing’s lifespan.
With a temperature range of -30°C to 110°C, NF400AR0 Bearing performs well in diverse environments.

NF400AR0 Bearing’s ABEC-1 tolerance class ensures consistent precision for smooth operation.
Its chromium-plated surface enhances durability and resistance to wear.

Designed for angular contact loads, NF400AR0 Bearing handles static thrust loads up to 35,580 lbf.
The open seal type allows for easy lubrication, reducing maintenance needs.

Application

Industrial Uses of NF400AR0 Bearing
NF400AR0 Bearing is commonly used in large industrial machinery, such as rotary tables and indexing devices, where its angular contact design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

In robotics, NF400AR0 Bearing provides smooth motion control for robotic arms, thanks to its precise ABEC-1 tolerance. The brass cage reduces friction, enhancing performance in high-precision applications.

For aerospace applications, NF400AR0 Bearing’s thin-section design saves space while maintaining strength, ideal for satellite mechanisms. Its chromium plating offers extra corrosion resistance in harsh conditions.

Where Is NF400AR0 Bearing Used?
You’ll often find NF400AR0 Bearing in medical imaging equipment, where its low radial clearance ensures accurate positioning. The 30° contact angle helps manage both radial and axial loads smoothly.

In automation systems, NF400AR0 Bearing supports conveyor belts and assembly lines, offering reliable performance under continuous use. Its inch sizing makes it compatible with many North American industrial standards.

Built for Heavy-Duty Use: NF400AR0 Bearing
NF400AR0 Bearing excels in construction equipment, such as crane slewing rings, where its high static load capacity is crucial. The chromium plating adds an extra layer of protection against wear.

For wind turbine yaw systems, NF400AR0 Bearing’s dynamic radial load rating ensures long-term reliability. Its brass cage also helps dissipate heat during prolonged operation.

Light-Duty vs Heavy-Duty: Best Uses for NF400AR0 Bearing
In light-duty applications like packaging machines, NF400AR0 Bearing provides smooth operation with minimal maintenance. Its thin-section design is perfect for space-constrained setups.

For heavy-duty uses like mining equipment, NF400AR0 Bearing’s high static moment rating handles extreme loads effortlessly. The chrome steel rings and brass cage ensure durability in tough conditions.

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