Series R51

Universal Torque Sensors

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).

Compatible with Mark-10 indicators (sold separately), through unique Plug & Test® technology. A combined certificate for the sensor and an indicator is available at time of order, part no. CERT-SI.

Features

  • 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 is included. A combined certificate for the sensor and an indicator is available at time of order at no charge, part no. CERT-SI.
  • Warranty: 3 years

Specifications

  • Accuracy: 
    ±0.20% of full scale + indicator
  • Weight:
    1.4 lb [0.6 kg]
  • Shipping weight: 3 lb [1.4]
  • HS code:
    MR51 (all models): 9024900000
    G1016-1,-2,-3, G1017, AC1123, AC1124: 9024800000
  • ECCN
    EAR99
  • Country of origin:
    USA

Capacity x Resolution

With Model M7I and M5I Indicators
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
With Model M3I Indicator
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

Dimensions

IN [MM]

Ordering Information


Model Description US Price
MR51-10Z Torque sensor, 10 ozFin / 700 gFcm / 7 kgFmm / 70 Nmm / 7 Ncm $955.00
MR51-20Z Torque sensor, 20 ozFin / 1400 gFcm / 14 kgFmm / 140 Nmm / 14 Ncm $955.00
MR51-50Z Torque sensor, 50 ozFin / 3600 gFcm / 36 kgFmm / 350 Nmm / 35 Ncm $955.00
MR51-12 Torque sensor, 12 lbFin / 1 lbFft / 192 ozFin / 135 Ncm / 1.35 Nm $880.00
MR51-50 Torque sensor, 50 lbFin / 4 lbFft / 800 ozFin / 570 Ncm / 5.7 Nm $880.00
MR51-100 Torque sensor, 100 lbFin / 8 lbFft / 1600 ozFin / 1150 Ncm / 11.5 Nm $880.00
G1016-1 Jacobs chuck for R51, 0.028”-0.25” dia. $165.00
G1016-2 * Jacobs chuck for R51, 0.062”-0.375” dia. $170.00
G1016-3 * Jacobs chuck for R51, 0.078”-0.5” dia. $175.00
G1017 Bit holder for 1/4” hex, for R51 $175.00
AC1123 Spare chuck key for G1016-3, size KK $10.00
AC1124 Spare chuck key for G1016-1 and G1016-2, size KGA $10.00

*Due to the increased possibility of overload, these attachments are recommended for use only with an MR51-12 or higher capacity model.

Additional Items to Consider
CERT-SI Combined certificate of calibration with data, indicator + sensor, calibrated as a set $0.00