Home Bearings Ball Bearings Miniature R6-MC4-ACO Miniature Ball Bearing 9.525×22.225×5.556mm
R6-MC4-ACO Miniature Ball Bearing 9.525x22.225x5.556mm
R6-MC4-ACO

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MBA

R6-MC4-ACO Miniature Ball Bearing 9.525×22.225×5.556mm

Part Number: R6-MC4-ACO
Inner Diameter (Bore) 9.525 mm
Outer Diameter 22.225 mm
Width 5.556 mm
Seal Type Open
Clearance MC4

R6-MC4-ACO miniature radial ball bearing. 9.525mm bore x 22.225mm OD x 5.556mm width. Open. Chrome Steel (SAE 52100).

Qty:
  • Available in AISI 440C stainless steel or SAE 52100 chrome steel
  • Cross-referenced to equivalents from NSK, NMB, SKF, GRW, Koyo, EZO and more
  • Manufactured to ABEC / ISO precision standards
  • Precision miniature radial ball bearing
  • Suitable for instruments, small motors, medical and dental equipment, robotics, RC models and electronics
Brand

MBA
Bearing Type

Miniature Ball Bearing
Series

R6
Inner Diameter (Bore)

9.525 mm
Outer Diameter

22.225 mm
Width

5.556 mm
Seal Type

Open
Material

Chrome Steel (SAE 52100)
Configuration

Non-Flanged
Precision Grade

ABEC 1
Clearance

MC4
Lubrication

ACO
Features & Benefits Available in AISI 440C stainless steel or SAE 52100 chrome steel
Cross-referenced to equivalents from NSK, NMB, SKF, GRW, Koyo, EZO and more
Manufactured to ABEC / ISO precision standards
Precision miniature radial ball bearing
Suitable for instruments, small motors, medical and dental equipment, robotics, RC models and electronics

R6-MC4-ACO Miniature Ball Bearing

The R6-MC4-ACO is a precision miniature radial ball bearing, with a 9.525mm bore, 22.225mm outside diameter and 5.556mm width. It features an open (unshielded) design for minimal friction and easy lubrication, and is manufactured from SAE 52100 high-carbon chrome bearing steel.

Miniature ball bearings are widely used in instruments, small electric motors, medical and dental handpieces, robotics, model engineering and precision electronics where compact size and smooth high-speed rotation are essential.

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