4" 3 jaw Self Centering Scroll Lathe Chucks Solid Jaws

SKU 202-5410

4" 3 jaw Self Centering Scroll Lathe Chucks Solid Jaws

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Regular Price: $112.50

Online Price Only $92.05

SKU 202-5410
Mfg SKU # 202-5410
Lathe Chuck Category Self Centering Scroll Chucks
Brand Shars Tool
chuck diameter 4
Thru Hole Size 0.866
mounting plain back
Bolt Circle Diameter 3.307
chuck thickness 2.165
TIR (inch) 0.003
reversible jaw no
Number of Jaws 3
Maximum RPM 3500
Maximum Input Torque Nm 60
Full Details

Product 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: 0.078-1.181"
    • 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