MRM Precision Instruments Inc.
Universal Torque Sensors Series R51


 

A great solution for general bi-directional torque testing applications requiring different sample sizes. Three interchangeable chuck capacities and bit holder are available. The R51 has superb overload protection and is available in capacities
from 10 ozFin to 100 lbFin (7 to 1,150 Ncm).



























 

 
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  • Member of the Plug & Test™ family of interchangeable sensors and indicators
  • Outstanding overload protection
  • Interchangeable chucks (order separately)
  • NIST-traceable certificate of calibration with data included
  • Accuracy: ± 0.20% of full scale + indicator
  • Weight: From 1.4 lb (0.6 kg)
  • Warranty: 3 years
 

 
Capacity x Resolution
Model lbFin ozFin lbFft gFcm kgFmm Nmm Ncm Nm
MR51-10Z - 10 x 0.005 - 700 x 0.5 7 x 0.005 70 x 0.05 7 x 0.005 -
MR51-20Z - 20 x 0.01 - 1400 x 1 14 x 0.01 140 x 0.1 14 x 0.01 -
MR51-50Z - 50 x 0.02 - 3600 x 2 36 x 0.02 350 x 0.2 35 x 0.02 -
MR51-12 12 x 0.005 192 x 0.1 1 x 0.0005 - - - 135 x 0.1 1.35 x 0.001
MR51-50 50 x 0.02 800 x 0.5 4 x 0.002 - - - 570 x 0.5 5.7 x 0.005
MR51-100 100 x 0.05 1600 x 1 8 x 0.005 - - - 1150 x 0.5 11.5 x 0.005
 

 
Capacity x Resolution
Model lbFin ozFin kgFmm Ncm
MR51-10Z - 10 x 0.01 7 x 0.005 7 x 0.005
MR51-20Z - 20 x 0.02 14 x 0.01 14 x 0.01
MR51-50Z - 50 x 0.05 36 x 0.05 36 x 0.05
MR51-12 12 x 0.01 192 x 0.2 - 135 x 0.1
MR51-50 50 x 0.05 800 x 1 - 570 x 0.5
MR51-100 100 x 0.1 1600 x 2 - 1150 x 1
 

 
   
 
 
 
 

Model Description
MR51-10Z Torque sensor, universal, 10 ozFin / 7 Ncm
MR51-20Z Torque sensor, universal, 20 ozFin / 14 Ncm
MR51-50Z Torque sensor, universal, 50 ozFin / 35 Ncm
MR51-12 Torque sensor, universal, 12 lbFin / 135 Ncm
MR51-50 Torque sensor, universal, 50 lbFin / 570 Ncm
MR51-100 Torque sensor, universal, 100 lbFin / 1150 Ncm
G1016-1 Jacobs chuck for R51, 0.028"-0.25"
G1016-2 * Jacobs chuck for R51, 0.062"-0.375"
G1016-3 * Jacobs chuck for R51, 0.078"-0.5"
G1017 Bit holder for R51, 1/4" hex
 
* Due to the increased possibility of overload resulting from a higher weight attachment used with a lower capacity torque sensor, these attachments are recommended for use only with an MR51-12 or higher capacity model.
 



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