The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Timken® angular contact ball bearings are designed for combination radial and axial loading. Single-row bearings have high thrust capacity in one direction. Some single-row bearings are specifically designed for duplex mounting in sets for maximum performance.
Unit of Measure

Key Dimensions

Manufacturing Part Number

 N/A MM30BS72TUH

Rows per Set

 N/A Triplex

Design Units

 N/A Metric

Bore (d)

 N/A 30 mm

O.D. (D)

 N/A 2.8346 in72 mm

Dynamic Radial Load Rating - 1M Revs (C1)

 N/A 8160 lbf36300 N

Ball Type

 N/A STEEL

Cage Type

 N/A CR - Phenolic Outer Land Riding Cage

Other Dimensions

Bearing Width

 N/A 0.5906 in15 mm

Total Width

 N/A 1.7718 in45 mm

Contact Angle

 N/A 60 º
Max Shaft Fillet Radius1 N/A 0.031 in0.8 mm

Shaft Backing Shoulder Diameter

 N/A 2.145 in54.483 mm

Housing Backing Shoulder Diameter

 N/A 2.1894 in55.611 mm

Ratings

Static Radial Load Rating (C0)

 N/A 10200 lbf45400 N

Limiting Speed - Grease

 N/A 2900 rpm

Limiting Speed - Oil

 N/A 5800 rpm

C1 ISO - Dynamic Radial Rating (per row)

 N/A 7360 lbf32700 N

Abutment and Fillet Dimensions

r - Outer Ring "To Clear" Radius2 N/A 0.031 in0.8 mm
  • 1 Maximum housing fillet radius that bearing corners will clear.
  • 2 Maximum shaft fillet radius that bearing corners will clear.