Features
  • Integral single, double or triple "O" ring pulley
  • Designed for .103 diameter "O" rings
  • Long life under controlled slip conditions
  • Unidirectional or bidirectional operation
  • Same or different CW and CCW torques
  • Precise and stable limit torque calibration
  • Same torque at breakaway as at high slip velocities
  • Corrosion resistant materials
Applications
  • Tension control of film or tape drives
  • Transmission overload protection
Federal supply code - 15531
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Model No.

Upper Limit Torque (oz·in)

A + .0010 (in)

OP1-187 N/A 3.0 N/A .1875
OP1-250 N/A 3.0 N/A .2500
OP2-187 N/A 6.0 N/A .1875
OP2-250 N/A 6.0 N/A .2500
OP3-187 N/A 9.0 N/A .1875
OP3-250 N/A 9.0 N/A .2500
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