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
Visit Product Series:

Product Details Unit View:
Grip Force (lbf) 303
Grip Force with Spring Assist (lb) 384
Max Vacuum (in. Hg) 8
Repeatability (±in) 0.0008
Stroke per Jaw (in) 0.32
Maximum Finger Length (in) 5.5
Weight (lb) 2.4
Stroke (in) 0.63
Cylinder Bore (in) 2.17
Stroke (mm) 16
Cylinder Bore (mm) 55
accuracy_mm_metric 0.04
Weight (kg) 1.08
Repeatability (±mm) 0.02
Maximum Finger Length (mm) 140
Max Vacuum (mm Hg) 20
Grip Force with Spring Assist (N) 1708
Grip Force (N) 1349
Imperial or Metric Product Metric
Stroke per Jaw (mm) 8
Actuation (Open/Closed) (Sec) 0.08
Temp Range Standard -35° to 80°C (-30° to 180°F)
Pressure Range Without Springs 30-100 psi
Special Feature Heavy Duty
Pressure Range With Springs 50-100 psi
Product Type 3 Jaw Parallel
283-HTS_TARIFF_CODE 84799070
Product Function Gripping
Spring Assist Optional
Product Series RTH
Number of Jaws 3
Temp Range Viton -30° to 150°C (-20° to 300°F)
Download the Service Manual