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Rexnord WRAPflex Couplings

The WRAPflex® Coupling has made it that simple! Its unique patent-pending design makes it easy, cost-effective and simple to use in your plant. Standard couplings include two steel hubs, one polyurethane element & one nylon cover with screws.

  • Easy! No need to move hubs or realign motors or drives during routine plant maintenance.
  • Cost Effective! No maintenance required with the non-lubricated, flexible polyurethane element. And it's warranted for three years!
  • Simple! Quick and "easy off, easy on" elastomeric replacement element.


COUPLING CALCULATOR
Horsepower:

Service Factors

Centrifugal 1.00
Centrifugal VFD 1.25
Boiler Feed 1.50
Gear, Rotary, Vane 1.25
Piston Pump 1 Cyl. 3.00
Piston Pump 2 Cyl. 2.00
Piston Pump 3 Cyl. 1.50
Progressing Cavity 1.25
Vacuum Pump 1.25
RPM: 
Service Factor:
Torque (In. lbs.) = 

 

Coupling Specifications

Size Torque Rating Max RPM Max Bore
5R 550 4500 1.625"
10R 1,125 4500 1.750"
20R 2,800 4500 2.250"
30R 4,600 4500 2.875"
40R 9,100 3600 3.375"
50R 22,200 3000 4.125"
60R 35,500 2500 5.250"
70R 70,900 2100 6.125"
80R 133,000 1800 7.250"
SUPPORT DOCUMENTS
 
RELATED LINKS



 

Lovejoy Interchange Table

Lovejoy Rexnord
L-050/R 5R
L-070/R 5R
L-075/R 5R
L-095/R 5R
L-099/R 5R
L-100/R 5R
L-110/R 10R
L-150/R 20R
L-190/R 20R
L-225/R 40R
L-275/R 40R
C-226/R 40R
C-276/R 40R
C-280/R 40R
C-285/R 50R
C-295/R 50R

Standard Nema Motor Shaft Sizes

Frame Dia.
42 .375"
48 .500"
56 .625"
143T-145T .875"
182T-184T 1.125"
213T-215T 1.375"
254T-256T 1.625"
284T-286T 1.875"
324T-326T 2.125"
364T-326T 2.375"
404T-405T 2.875"
444T-449T 3.375"

Viking Inline Reducer Output Shaft Sizes

Reducer Dia.
Size #11 .750"
Size #21 1.000"
Size #31 1.125"
Size #35 1.375"
Size #41 1.375"
Size #51 1.562"
Size #61 2.000"

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