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The Power Grip Clutch is designed to accommodate in-line and shaft-to-shaft power transmission applications with large inertia loads. Multiple actuator designs allow seamless, controlled engagement and disengagement. Power Grip clutches allow for quick response, space-saving footprints, and minimal maintenance requirements.
Power Grip Clutches
Unit of Measure
Items Power Grip Clutches
108-PGC
854 Newton Meter (N·m) Static Torque at 100 Pounds per Square Inch (psi) (7 Bar) Pressure Power Grip Clutch 		Power Grip Clutches
208-PGC
1660 Newton Meter (N·m) Static Torque at 100 Pounds per Square Inch (psi) (7 Bar) Pressure Power Grip Clutch 		Power Grip Clutches
308
2410 Newton Meter (N·m) Static Torque at 100 Pounds per Square Inch (psi) (7 Bar) Pressure Power Grip Clutch 		Power Grip Clutches
111-PGC
1920 Newton Meter (N·m) Static Torque at 100 Pounds per Square Inch (psi) (7 Bar) Pressure Power Grip Clutch 		Power Grip Clutches
211-PGC
3760 Newton Meter (N·m) Static Torque at 100 Pounds per Square Inch (psi) (7 Bar) Pressure Power Grip Clutch
Description N/A The Power Grip Clutch is designed to accommodate in-line and shaft-to-shaft power transmission applications with large inertia loads. Multiple actuator designs allow seamless, controlled engagement and disengagement. Power Grip clutches allow for quick response, space-saving footprints, and minimal maintenance requirements.
Brands N/A WPT®
Static Torque at 100 Pounds per Square Inch (psi) (7 Bar) Pressure1 N/A 7560 lbf·in854 N·m N/A 14700 lbf·in1660 N·m N/A 21300 lbf·in2410 N·m N/A 17000 lbf·in1920 N·m N/A 33300 lbf·in3760 N·m
Maximum Speed N/A 3600 rpm N/A 3600 rpm N/A 3600 rpm N/A 2650 rpm N/A 2650 rpm
Maximum Slip Speed N/A 2860 rpm N/A 2860 rpm N/A 2860 rpm N/A 2080 rpm N/A 2080 rpm
Total Weight N/A 30 lb14 kg N/A 50 lb23 kg N/A 67 lb30 kg N/A 55 lb25 kg N/A 96 lb44 kg
Total Inertia N/A 2.4 lb·ft²0.1 kg·m² N/A 4.3 lb·ft²0.18 kg·m² N/A 6 lb·ft²0.25 kg·m² N/A 9.2 lb·ft²0.39 kg·m² N/A 16 lb·ft²0.69 kg·m²
Ring and FD Weight N/A 8.3 lb3.7 kg N/A 17 lb7.5 kg N/A 25 lb11 kg N/A 19 lb9 kg N/A 37 lb17 kg
Ring and FD Inertia N/A 1.2 lb·ft²0.05 kg·m² N/A 2.3 lb·ft²0.1 kg·m² N/A 3.5 lb·ft²0.15 kg·m² N/A 5.4 lb·ft²0.23 kg·m² N/A 10 lb·ft²0.44 kg·m²
Lining Area N/A 55 in²355 cm² N/A 110 in²711 cm² N/A 170 in²1070 cm² N/A 110 in²730 cm² N/A 230 in²1460 cm²
Minimum Bore Range2 N/A 0.94 in23.8 mm N/A 0.94 in23.8 mm N/A 1.13 in28.6 mm N/A 1.25 in31.8 mm N/A 1.25 in31.8 mm
Maximum Bore Range3 N/A 1.94 in49.2 mm N/A 1.94 in49.2 mm N/A 1.94 in49.2 mm N/A 3 in76.2 mm N/A 3 in76.2 mm
Dimension - A N/A 10-3/8 in263.5 mm N/A 10-3/8 in263.5 mm N/A 10-3/8 in263.5 mm N/A 14-3/8 in365.1 mm N/A 14-3/8 in365.1 mm
Thread Size (B) N/A 1/2-13 in N/A 1/2-13 in N/A 1/2-13 in N/A 5/8-11 in N/A 5/8-11 in
Dimension - C Tolerance N/A +0.003 in-0.000 in+0.08 mm-0.00 mm
Dimension - C N/A 8.872 in225.35 mm N/A 8.872 in225.35 mm N/A 8.872 in225.35 mm N/A 12.375 in314.33 mm N/A 12.375 in314.33 mm
Dimension - D N/A 9-5/8 in244.5 mm N/A 9-5/8 in244.5 mm N/A 9-5/8 in244.5 mm N/A 11-15/16 in303.2 mm N/A 11-15/16 in303.2 mm
Dimension - E N/A 3-7/8 in98.43 mm N/A 5-1/4 in133.4 mm N/A 6-5/8 in168.3 mm N/A 4-1/8 in104.8 mm N/A 5-3/8 in136.5 mm
Hole Circle (B) N/A 9.63 in244.5 mm N/A 9.63 in244.5 mm N/A 9.63 in244.5 mm N/A 13.38 in339.7 mm N/A 13.38 in339.7 mm
Quantity N/A 6 N/A 6 N/A 6 N/A 8 N/A 8
Features N/A
  • Extended Hub Teeth for serviceability
  • Wave Springs as standard release spring
  • Optional standard or quick change driving adapters
  • Optional split airtubes and friction discs for easier replacement and minimal downtime
  • Available with pneumatic or hydraulic actuation
  • Available in high-speed options
Note N/A Consult WPT® Application Engineering for application assistance and applicable service factors.
  • 1 Dynamic torque is 75% of static torque.
  • 2 Larger bore sizes may be accommodated, consult WPT® Application Engineering.
  • 3 Larger bore sizes may be accommodated, consult WPT® Application Engineering.