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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  • Ball - 440C stainless steel - heat treated - chrome plated (MFG. option).
  • Race - 17-4 PH stainless steel - heat treated.
  • PTFE Liners available upon request. Specify by adding suffix "T". Ex.: COM-8ET. (PTFE lined parts have no lubrication grooves in race. Lubrication holes are manufacturer's option.)
COM-E Image
COM-E Dimensional Drawing
Unit of Measure
1 

Part Number

B - Ball Bore

D - Outside Diameter

H - Race Width

W - Ball Width

Ball Diameter

a - Misalignment Angle

Radial Static Limit Load

CAD

COM-3E N/A .1900 in N/A .5625 in N/A .218 in N/A .281 in N/A .406 in N/A 11 º N/A 4,875 lbs N/A CAD
COM-3ET N/A .1900 in N/A .5625 in N/A .218 in N/A .281 in N/A .406 in N/A 11 º N/A 4,875 lbs N/A CAD
COM-4E N/A .2500 in N/A .6562 in N/A .250 in N/A .343 in N/A .500 in N/A 13.5 º N/A 7,425 lbs N/A CAD
COM-4ET N/A .2500 in N/A .6562 in N/A .250 in N/A .343 in N/A .500 in N/A 13.5 º N/A 7,425 lbs N/A CAD
COM-5E N/A .3125 in N/A .7500 in N/A .281 in N/A .375 in N/A .562 in N/A 12 º N/A 9,713 lbs N/A CAD
COM-5ET N/A .3125 in N/A .7500 in N/A .281 in N/A .375 in N/A .562 in N/A 12 º N/A 9,713 lbs N/A CAD
COM-6E N/A .3750 in N/A .8125 in N/A .312 in N/A .406 in N/A .625 in N/A 10 º N/A 12,600 lbs N/A CAD
COM-6ET N/A .3750 in N/A .8125 in N/A .312 in N/A .406 in N/A .625 in N/A 10 º N/A 12,600 lbs N/A CAD
COM-7E N/A .4375 in N/A .9062 in N/A .343 in N/A .437 in N/A .687 in N/A 8 º N/A 14,180 lbs N/A CAD
COM-7ET N/A .4375 in N/A .9062 in N/A .343 in N/A .437 in N/A .687 in N/A 8 º N/A 14,180 lbs N/A CAD
COM-8E N/A .5000 in N/A 1.0000 in N/A .390 in N/A .500 in N/A .781 in N/A 9.5 º N/A 19,875 lbs N/A CAD
COM-8ET N/A .5000 in N/A 1.0000 in N/A .390 in N/A .500 in N/A .781 in N/A 9.5 º N/A 19,875 lbs N/A CAD
COM-9E N/A .5625 in N/A 1.0937 in N/A .437 in N/A .562 in N/A .875 in N/A 9.5 º N/A 24,945 lbs N/A CAD
COM-9ET N/A .5625 in N/A 1.0937 in N/A .437 in N/A .562 in N/A .875 in N/A 9.5 º N/A 24,945 lbs N/A CAD
COM-10E N/A .6250 in N/A 1.1875 in N/A .500 in N/A .625 in N/A 1.000 in N/A 8.5 º N/A 28,438 lbs N/A CAD
COM-10ET N/A .6250 in N/A 1.1875 in N/A .500 in N/A .625 in N/A 1.000 in N/A 8.5 º N/A 28,438 lbs N/A CAD
COM-12E N/A .7500 in N/A 1.4375 in N/A .593 in N/A .750 in N/A 1.187 in N/A 9 º N/A 47,880 lbs N/A CAD
COM-12ET N/A .7500 in N/A 1.4375 in N/A .593 in N/A .750 in N/A 1.187 in N/A 9 º N/A 47,880 lbs N/A CAD
COM-14E N/A .8750 in N/A 1.5625 in N/A .703 in N/A .875 in N/A 1.312 in N/A 9.5 º N/A 62,940 lbs N/A CAD
COM-14ET N/A .8750 in N/A 1.5625 in N/A .703 in N/A .875 in N/A 1.312 in N/A 9.5 º N/A 62,940 lbs N/A CAD
COM-16E N/A 1.0000 in N/A 1.7500 in N/A .797 in N/A 1.000 in N/A 1.500 in N/A 10 º N/A 82,800 lbs N/A CAD
COM-16ET N/A 1.0000 in N/A 1.7500 in N/A .797 in N/A 1.000 in N/A 1.500 in N/A 10 º N/A 82,800 lbs N/A CAD
Unit of Measure
1