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4" 4 jaw Self Centering Scroll Lathe Chucks Solid Jaws

SKU
202-5472
$171.55
In stock

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More Information
Mfg SKU #202-5472
Lathe Chuck CategorySelf Centering Scroll Chucks
BrandShars Tool
chuck diameter4
Thru Hole Size0.866
mountingplain back
Bolt Circle Diameter3.307
chuck thickness2.106
TIR (inch)0.003
jaw movementself centering
Number of Jaws4
Maximum RPM3500
Maximum Input Torque Nm60

Spotlight


  • Semi-steel chuck body made from high quality cast iron
  • Each pinion is ground and hardened to HRC 43
  • Both sides of the jaw teeth and guides are ground and hardened to HRC 58-62

  • Each set of jaws are serialized in their own set
  • A serialized set of jaws are then finished, ground, and lapped on their designated chuck body which will be the same chuck body on the final assembly to achieve a greater accuracy
  • Before assembling the jaws to its designated chuck body, the jaws finish machining is performed on a close tolerance state of the art CNC machine from Japan
  • The scroll plate's thread flank are ground on both sides to achieve tighter contact with the master jaw
  • Each chuck has gone through rigorous accuracy and repeatability inspection by clamping and jamming multiple random testing rods or rings
  • Accuracy is maintained for the entire clamping range
Clamping Range:


  • Internal Jaw:
    • Clamping Range A-A1: 0.079-1.181"
    • Jamming Range B-B1: 1.181-3.543"
  • External Jaw
    • Clamping Range C-C1: 1.181-3.150"

What’s Included

  • 2 set of jaws: inside jaw set and outside jaw set
  • 3 piece of mounting screws for the lathe chuck back plate
  • 1 hexagon wrench

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