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
1 

Part Number

Description 

Bore Size 

Size

Keyway Size (W x D)

Dimension HL

Dimension HD

Max. Bore (Dimensions ID1/ID2)

69790492829 N/A CMM-4-HUB-608/808 MTR FRM N/A 2.9980 to 2.9990 in N/A 4 N/A 3/4 x 1/4 in N/A 4.380 in111.25 mm N/A 6.250 in158.75 mm N/A 4.130 in104.90 mm
69790492830 N/A CMM-4-HUB-610/810 MTR FRM N/A 3.2480 to 3.2490 in N/A 4 N/A 3/4 x 1/4 in N/A 4.380 in111.25 mm N/A 6.250 in158.75 mm N/A 4.130 in104.90 mm
69790405724 N/A CMM-2-HUB-803 MTR FRM N/A 1.9980 to 1.9990 in N/A 2 N/A 1/2 x 1/4 in N/A 2.060 in52.32 mm N/A 3.250 in82.55 mm N/A 2.130 in54.10 mm
Unit of Measure
1