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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
Unit of Measure
Items
CMM Type Mill Motor Coupling Hubs w/ Center - Imperial

CMM Type Mill Motor Coupling Hubs w/ Rough Stock Bore - Imperial

CMM Type Mill Motor Coupling Hubs w/ Center - Imperial

CMM Type Mill Motor Coupling Hubs w/ Rough Stock Bore - Imperial

CMM Type Mill Motor Coupling Hubs w/ Center - Imperial

CMM Type Mill Motor Coupling Hubs w/ Rough Stock Bore - Imperial

CMM Type Mill Motor Coupling Hubs w/ Center - Imperial

CMM Type Mill Motor Coupling Hubs w/ Rough Stock Bore - Imperial

CMM Type Mill Motor Coupling Hubs w/ Center - Imperial

CMM Type Mill Motor Coupling Hubs w/ Rough Stock Bore - Imperial
Description  N/A CMM-3.5-HUB-RSB N/A CMM-4-HUB-RSB N/A CMM-4.5-HUB-RSB N/A CMM-5-HUB-RSB N/A CMM-6-HUB-RSB
Size N/A 3 1/2 N/A 4 N/A 4 1/2 N/A 5 N/A 6
Type N/A Gear Coupling Hubs
Hub Material N/A AISI 1045
Style N/A Unbored
Outside Diameter N/A 7.500 in7.50 mm N/A 8.750 in8.75 mm N/A 9.500 in9.50 mm N/A 10.750 in10.75 mm N/A 12.250 in12.25 mm
Color N/A Metallic
Nominal Torque N/A 88200.00 in·lb N/A 126000.00 in·lb N/A 184000.00 in·lb N/A 270000.00 in·lb N/A 378000.00 in·lb
Bore Type N/A Rough Stock Bore
Max. Bore (Dimensions ID1/ID2) N/A 1.25 in32.00 mm N/A 1.75 in44 mm N/A 2.380 in60.00 mm N/A 2.880 in73 mm N/A 3.880 in99.00 mm
Max. Speed (Unbalanced) N/A 2800.00 rpm N/A 2400.00 rpm N/A 2200 rpm N/A 2100 rpm N/A 2000 rpm
Overall Length  N/A Determined by Length of Mill Motor Hub
Dimension CBD N/A 5.500 in139.70 mm N/A 6.500 in165.10 mm N/A 7.250 in184.15 mm N/A 8.130 in206.50 mm N/A 9.250 in234.95 mm
Max. Safe Counterbore (Dimension CBD1) N/A 4.500 in114.30 mm N/A 5.130 in130.30 mm N/A 5.500 in139.70 mm N/A 6.500 in165.10 mm N/A 7.750 in196.85 mm
Dimension DC N/A 0.250 in6.35 mm
Dimension DC1 N/A Determined by Customer Specifications
Dimension G N/A 0.250 in6.35 mm
Max. Length of Universal Hub (Dimension HL1) N/A 6.500 in165.10 mm N/A 6.630 in168.40 mm N/A 7.750 in196.85 mm N/A 7.880 in200.15 mm N/A 9.250 in234.95 mm
Dimension HD N/A 5.380 in136.65 mm N/A 6.250 in158.75 mm N/A 7.250 in184.15 mm N/A 8.250 in209.55 mm N/A 9.500 in241.30 mm
Dimension HL N/A 4.250 in107.95 mm N/A 4.380 in111.25 mm N/A 5.00 in127.00 mm N/A 6.000 in152.40 mm N/A 6.380 in162.05 mm
Dimension LS N/A 4.000 in101.60 mm N/A 4.630 in117.60 mm N/A 4.880 in123.95 mm N/A 5.750 in146.05 mm N/A 6.500 in165.10 mm
Dimension R N/A 9.250 in234.95 mm N/A 9.500 in241.30 mm N/A 10.380 in263.65 mm N/A 12.250 in311.15 mm N/A 13.380 in339.85 mm
Dimension SL N/A 2.000 in50.80 mm N/A 2.310 in58.67 mm N/A 2.440 in61.98 mm N/A 2.880 in73.15 mm N/A 3.250 in82.55 mm
Max. Angular Misalignment N/A 0.25 º
Parallel Misalignment N/A 0.012 in N/A 0.012 in N/A 0.007 in N/A 0.007 in N/A 0.009 in
Coupling Type N/A Gear
Weight N/A 56.00 lb N/A 72.00 lb N/A 110.00 lb N/A 157.00 lb N/A 167.00 lb
Complete Coupling Weight N/A 77.00 lb N/A 109.00 lb N/A 155.00 lb N/A 220.00 lb N/A 315.00 lb
Cubic inches N/A 123.01370 in³ N/A 171.09375 in³ N/A 262.81250 in³ N/A 408.37500 in³ N/A 575.79500 in³