NA4906 Needle Roller Bearing with Inner Ring – 30 × 47 × 17mm | Heavy Duty Industrial Bearing

SKU: RMRNA4906
Regular price $8.23 AUD
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Expected availability: 07 December 2026
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NA4906 Needle Roller Bearing with Inner Ring – 30 × 47 × 17mm | Heavy Duty Industrial Bearing

Product Description

The NA4906 Needle Roller Bearing with Inner Ring is a high-quality, precision-engineered bearing designed to provide excellent radial load capacity, smooth rotation and reliable performance in demanding industrial applications.

Featuring a compact design with needle rollers, a durable outer ring and a removable inner ring, the NA4906 is ideal for machinery requiring high load capacity within limited installation space.

The included inner ring provides a hardened and precision-ground running surface for the needle rollers, making this bearing suitable for applications where the shaft cannot be used directly as a bearing raceway.

Key Features

  • Complete Bearing Assembly: Supplied with inner ring.

  • High Radial Load Capacity: Designed to support heavy radial loads.

  • Compact Construction: Suitable for installations with limited radial space.

  • Precision Needle Rollers: Provide smooth and efficient rotational movement.

  • Durable Bearing Steel: Manufactured for strength, wear resistance and long service life.

  • Removable Inner Ring: Allows convenient installation and maintenance.

  • Industrial Grade: Suitable for machinery, gearboxes and mechanical assemblies.

Technical Specifications

Specification Details
Bearing Model NA4906
Bearing Type Needle Roller Bearing with Inner Ring
Inner Diameter (ID) 30 mm
Outer Diameter (OD) 47 mm
Width 17 mm
Inner Ring Included
Roller Type Cylindrical Needle Rollers
Number of Rows Single Row
Material Bearing Steel
Seal Type Open / Unsealed
Lubrication Grease or Oil

Common Applications

  • Industrial machinery and equipment

  • Gearboxes and transmission systems

  • Agricultural equipment

  • Automotive mechanical assemblies

  • Conveyor systems

  • Manufacturing and automation equipment

  • Mechanical drive systems

  • Rotating shafts and assemblies

Important Information

The NA4906 includes an inner ring and has a 30mm bore diameter.

The RNA4906 is the corresponding version without an inner ring, with a 35mm roller-inscribed diameter.

Check all bearing dimensions and application requirements before ordering.

Supplied by RM Engineering & Automation

Website: www.rmengineeringautomation.com.au

Email: info@rmenga.com.au