• Spring Wrapped Slip Clutch – PB Series
  • Spring Wrapped Slip Clutch – PB Series - Dimensions
Features
  • Integral toothed pulley
  • Long life under continuous slip conditions
  • Unidirectional or bidirectional operation
  • Same or different CW and CCW torques
  • Small in size
  • Precise and stable limit torque calibration
  • Torque range: 2.0 to 600 oz·in
  • 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 ± .03 (in)

B + .0010 (in)

E (in)

F (in)

N/A 20 ± 2 N/A 1.24 N/A .1875 N/A 1.00 N/A .50
N/A 20 ± 2 N/A 1.24 N/A .2500 N/A 1.00 N/A .50
N/A 20 ± 2 N/A 1.24 N/A .3125 N/A 1.00 N/A .50
N/A 48 ± 5 N/A 1.39 N/A .2500 N/A 1.25 N/A .50
N/A 48 ± 5 N/A 1.39 N/A .3125 N/A 1.25 N/A .50
N/A 80 ± 8 N/A 1.39 N/A .2500 N/A 1.50 N/A .63
N/A 80 ± 8 N/A 1.39 N/A .3125 N/A 1.50 N/A .63
N/A 120 ± 12 N/A 1.67 N/A .2500 N/A 1.87 N/A .63
N/A 120 ± 12 N/A 1.67 N/A .3125 N/A 1.87 N/A .63
N/A 150 ± 13 N/A 1.88 N/A .3125 N/A 1.87 N/A 1.00
N/A 150 ± 13 N/A 1.88 N/A .3750 N/A 1.87 N/A 1.00
N/A 150 ± 13 N/A 1.88 N/A .5000 N/A 1.87 N/A 1.00
N/A 240 ± 24 N/A 1.88 N/A .2500 N/A 2.25 N/A 1.00
N/A 240 ± 24 N/A 1.88 N/A .3125 N/A 2.25 N/A 1.00
N/A 240 ± 24 N/A 1.88 N/A .3750 N/A 2.25 N/A 1.00
N/A 240 ± 24 N/A 1.88 N/A .5000 N/A 2.25 N/A 1.00
N/A 360 ± 36 N/A 1.88 N/A .3125 N/A 2.62 N/A 1.00
N/A 360 ± 36 N/A 1.88 N/A .3750 N/A 2.62 N/A 1.00
N/A 360 ± 36 N/A 1.88 N/A .5000 N/A 2.62 N/A 1.00
N/A 480 ± 48 N/A 2.30 N/A .6250 N/A 2.85 N/A 2.85
N/A 480 ± 48 N/A 2.30 N/A .7500 N/A 2.85 N/A 2.85
N/A 480 ± 48 N/A 2.30 N/A .8750 N/A 2.85 N/A 2.85
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