Parallel Grippers

RTH - Shielded 3-Jaw Centering Parallel Gripper


The RTH Series 3-Jaw Parallel Gripper is ideal for machine load/unload applications. It''s shielded design repels chips and other particulate from the internal drive mechanism. Each gripper is avaliable in two stroke lengths.
  • The 3 concentric jaws and excellent repeatability make it easier to accurately load and unload round parts
  • Compact, robust and powerful gripper can be used in confined spaces, combining long strokes with a high grip force
  • The large surface area of the jaws coupled with the encapsulated bottom case design allows for long finger designs
  • Versatile gripper with a wide range of options and accessories
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Product Details Unit View:
Grip Force (lbf) 2496
Stroke per Jaw (in) 0.99
Weight (lb) 34.6
Max Vacuum (in. Hg) 8
Grip Force with Spring Assist (lb) 3222
Cylinder Bore (in) 6.14
Maximum Finger Length (in) 14
Stroke (in) 1.97
Max Vacuum (mm Hg) 20
Grip Force (N) 11102
Imperial or Metric Product Metric
Stroke (mm) 50
Maximum Finger Length (mm) 355
Repeatability (±mm) 0.05
Weight (kg) 15.7
Cylinder Bore (mm) 156
Grip Force with Spring Assist (N) 14322
accuracy_mm_metric 0.1
Stroke per Jaw (mm) 25
Product Series RTH
Product Type 3 Jaw Parallel
Download the Service Manual
Temp Range Standard -35° to 80°C (-30° to 180°F)
Actuation (Open/Closed) (Sec) 0.85
Number of Jaws 3
Temp Range Viton -30° to 150°C (-20° to 300°F)
Pressure Range With Springs 55-100 psi
Spring Assist Optional
Product Function Gripping
Pressure Range Without Springs 30-100 psi
Special Feature Heavy Duty