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All Product Types > INDUSTRIAL MOTION PRODUCTS > Couplings & Power Transmission Parts Catalog > Gear Type Couplings > SIER-BATH® Gear Couplings > Continuous Sleeve Gear Type Couplings > Part Number 69790411709  
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Part Number 69790411709, CMM Type Mill Motor Coupling Hubs w/ Keyway - Imperial


    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: Imperial Metric Both

Specifications  · Dimensional Data  · Performance Data  · Features  · Notes

Specifications

Description 
CMM-2.5-HUB-2.376/2.375-5/8X5/16KW

Type
Gear Coupling Hubs

Hub Material
AISI 1045

Style
Bored

Color
Metallic

Coupling Type
Gear

Weight
14.00 lb

Complete Coupling Weight
29.00 lb


Dimensional Data

Bore Size 
2 3/8 in

Size
2 1/2

Keyway Size (W x D)
5/8 in

Overall Length 
Determined by Length of Mill Motor Hub

Max. Bore (Dimensions ID1/ID2)
2.630 in
70.00 mm

Outside Diameter
5.500 in
5.50 mm

Dimension CBD
3.750 in
95.25 mm

Max. Safe Counterbore (Dimension CBD1)
3.250 in
82.55 mm

Dimension DC
0.250 in
6.35 mm

Dimension DC1
Determined by Customer Specifications

Dimension G
0.250 in
6.35 mm

Max. Length of Universal Hub (Dimension HL1)
5.130 in
130.30 mm

Dimension HD
3.94 in
100.08 mm

Dimension HL
2.250 in
57.15 mm

Dimension LS
3.060 in
77.72 mm

Dimension R
5.720 in
145.29 mm

Dimension SL
1.530 in
38.86 mm

Cubic inches
34.92810 in³


Performance Data

Nominal Torque
30200.00 in·lb

Max. Speed (Unbalanced)
3750.00 rpm

Max. Angular Misalignment
0.50 º

Parallel Misalignment
0.007 in


Features

Features 
  • Specifically designed for mill motors with tapered bores
  • Universal hub counterbored for the nut on the end of the motor shaft
  • One piece cylindrical sleeve for smoother, faster, quieter and safer operation
  • Quick assembly and disassembly


Notes

Notes 
  • HL1 Dimensions are the maximum lengths of Universal hubs kept in stock and altered to customer specifications.
  • Longer length hubs are made to order.
  • Dimension CBD1 as shown is the maximum safe counterbore. Diameter of this counterbore is to customer specifications.
  • Rough bore mill motor hubs are manufactured to HL1 length with straight bores.
  • Puller Holes are standard on sizes 4 through 12.
  • Puller Holes are available for sizes 7/8 through 3.5 at an additional charge.
  • Interference bores with no set screws are standard unless otherwise specified.
  • Inch bores and keyway tolerances conform to ANSI / AGMA 9002-B04.
  • For metric bores and keyway, consult Lovejoy Engineering Section.
  • Larger sizes are available, please consult Lovejoy Technical Support.


 MORE IMAGES 

·  CMM Type Mill Motor Couplings Alternative Type

·  C Type Continuous Sleeve Cut Away


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