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Constant Section (CS) Bearings NB090AR0
Constant Section (CS) Bearings NB090AR0

Constant Section (CS) Bearings NB090AR0

The NB090AR0 is a constant section bearing with a 9″ bore and 9.625″ outer diameter, featuring a slim 0.3125″ width. Made from chrome steel with brass cage, it’s designed for angular contact loads and offers smooth operation.

This bearing handles dynamic radial loads up to 1370 lbf and static loads of 4400 lbf, making it suitable for moderate stress applications. Its 30° contact angle ensures stable performance under combined loads.

The open design allows easy lubrication, while the chromium plating enhances durability. It operates in temperatures from -30°C to 110°C, fitting various industrial environments.

Ideal for machinery requiring thin-section bearings, such as robotics or precision equipment. Weighing just 0.64 lbs, it’s lightweight yet robust. Compliant with RoHS standards for safe use.

Interchangeable with KAYDON bearings, it’s a practical choice for replacements or upgrades. The ABEC-1 tolerance ensures reliable performance without unnecessary complexity.

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Product Parameters

  • Part Number NB090AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 9"
  • Bore Dia Tolerance -0.0012"– 0"
  • Outer Dia 9.625"
  • Outer Dia Tolerance -0.0012"– 0"
  • Width 0.3125"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Endura-kote Plated Bearings
  • Series NB 5/16" x 5/16"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 9.231"
  • Internal Diameter On Outer Ring (Small Side Face) 9.393"
  • Internal Diameter On Outer Ring (Large Side Face) 9.451"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 1370 lbf
  • Static Radial Load 4400 lbf
  • Static Thrust Load 3510 lbf
  • Static Moment 12700 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 2568 lbf
  • Surface Chromium Plating
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.64 lbs
  • price($) 301.83

Features

How Is NB090AR0 Bearing Engineered for Reliability?

NB090AR0 Bearing features a single-row angular contact design, optimised for handling both radial and thrust loads.
The 30° contact angle enhances load distribution, ensuring smooth operation under stress.

Constructed with chrome steel rings and balls, NB090AR0 Bearing offers strong resistance to wear.
Its brass cage maintains ball alignment, reducing friction and prolonging service life.

With a dynamic radial load capacity of 1370 lbf, NB090AR0 Bearing performs reliably in demanding conditions.
The chromium plating adds an extra layer of protection against corrosion.

Designed for temperatures ranging from -30°C to 110°C, NB090AR0 Bearing adapts to various environments.
Its ABEC-1 tolerance class ensures consistent precision in applications.

Application

Industrial Uses of NB090AR0 Bearing
NB090AR0 Bearing is commonly used in industrial machinery where space constraints are a concern, thanks to its thin-section design. The angular contact feature makes it suitable for applications requiring both radial and axial load support.

Where Is NB090AR0 Bearing Used?
You’ll often find NB090AR0 Bearing in automation systems, particularly in robotic arms and precision assembly lines. Its chromium plating enhances durability in environments where corrosion resistance is needed.

Built for Heavy-Duty Use: NB090AR0 Bearing
NB090AR0 Bearing performs well in gearboxes and rotary tables, handling moderate dynamic loads with ease. The brass cage ensures smooth operation even under continuous use.

Automotive vs Aerospace: Applications of NB090AR0 Bearing
In automotive systems, NB090AR0 Bearing is used in steering mechanisms due to its precise angular contact capabilities. For aerospace, its lightweight design is ideal for instrumentation and control systems.

Perfect Fit for Automation: NB090AR0 Bearing
NB090AR0 Bearing is a reliable choice for 3D printers and CNC machines, where its thin profile and high precision are advantageous. The open seal design allows for easy lubrication and maintenance.

Q&A

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