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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    CMM Type Mill Motor Couplings

    The CMM Type coupling consists of one standard flex hub, one universal hub, one standard sleeve and one accessory kit consisting of seals and snap rings.
  • Designed with longer universal hub on one end to accommodate straight or tapered shafts
  • Standard hub and sleeve on the other end
  • Universal hub bored to customer specifications
  • Available with longer universal hubs on both ends
CMM Type Mill Motor Coupling Hubs w/ Center - Imperial
CMM Type Mill Motor Coupling Hubs w/ Center - Imperial-2
Unit of Measure
Items CMM Type Mill Motor Coupling Hubs w/ Center - Imperial
69790492829
CMM Type Mill Motor Coupling Hubs - Motor Frame - Imperial 		CMM Type Mill Motor Coupling Hubs w/ Center - Imperial
69790492830
CMM Type Mill Motor Coupling Hubs - Motor Frame - Imperial 		CMM Type Mill Motor Coupling Hubs w/ Center - Imperial
69790405724
CMM Type Mill Motor Coupling Hubs - Motor Frame - Imperial
Description  N/A CMM-4-HUB-608/808 MTR FRM N/A CMM-4-HUB-610/810 MTR FRM N/A CMM-2-HUB-803 MTR FRM
Bore Size  N/A 2.9980 to 2.9990 in N/A 3.2480 to 3.2490 in N/A 1.9980 to 1.9990 in
Type N/A Gear Coupling Hubs
Size N/A 4 N/A 4 N/A 2
Hub Material N/A AISI 1045
Keyway Size (W x D) N/A 3/4 x 1/4 in N/A 3/4 x 1/4 in N/A 1/2 x 1/4 in
Dimension HL N/A 4.380 in111.25 mm N/A 4.380 in111.25 mm N/A 2.060 in52.32 mm
Style N/A Taper Bore
Dimension HD N/A 6.250 in158.75 mm N/A 6.250 in158.75 mm N/A 3.250 in82.55 mm
Color N/A Metallic
Max. Bore (Dimensions ID1/ID2) N/A 4.130 in104.90 mm N/A 4.130 in104.90 mm N/A 2.130 in54.10 mm
Coupling Type N/A Gear
AISE Motor Frame Size N/A 608/808 N/A 610/810 N/A 803
Weight N/A 69.40 lb N/A 67.30 lb N/A 9.70 lb
Cubic inches N/A 171.09375 in³ N/A 171.09375 in³ N/A 21.75875 in³