6" 4 Jaw Independent Chuck

SKU 202-6579A

6" 4 Jaw Independent Chuck

Availability In stock

Shipping Ups Ground

$105.95
SKU 202-6579A
Lathe Chuck Category Independent Lathe Chucks
chuck diameter 6
thru hole size 1.575
mounting plain back
Bolt Circle Diameter 5.709
chuck thickness 2.559
jaw movement independent
Number of Jaws 4
Maximum Speed RPM 2500
Full Details

Product Spotlight

  • Accuracy is maintained for the entire clamping range
  • Semi-steel chuck body made from high quality cast iron
  • Four pinion design with each pinion ground and hardened to HRC 43
  • Both side of 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 jaw to its designated chuck body, the jaw's finish machining are performed on a closed tolerance state of the art CNC machine from Japan
  • Scroll plate's thread flank are ground on both side to achieve a tighter contact with the master jaw
  • Each chuck has gone through rigorous accuracy and repeatability inspection with clamping and jamming multiple random testing rods or rings

  • plain back mounting

Item No. size (inch) Back Mounting D (inch) D1 (inch) D2 (inch) D3 (inch) H (inch) H1 (inch) h (inch) z-d (metric)
202-5418 3 plain back 3.15 2.165 2.598 0.866 2.284 1.653 0.138 4-M6
202-5419 4 plain back 3.937 2.835 3.307 0.984 3.031 2.126 0.157 4-M8
202-6579A 6 plain back 6.299 5.118 5.709 2.165 3.661 2.559 0.197 4-M10
202-6845 6 D1-3 6.299 2.125 2.952 1.771 3.661 2.559 0.512 3-M10X1
202-6589 8 plain back 7.874 3.149 4.409 2.755 4.331 2.795 0.236 4-M10
202-6846 8 D1-3 7.874 2.125 2.952 2.007 4.212 2.952 0.512 3-M10X1
202-5425A 8 D1-4 7.874 2.501 3.252 2.205 4.213 2.953 0.512 3-M10X1
202-6847 8 D1-5 7.874 3.250 4.125 2.204 4.212 2.952 0.590 6-M12X1
202-5422A 10 plain back 9.843 4.331 5.118 3.937 4.763 3.150 0.236 4-M12
202-6629 10 D1-5 9.843 3.250 4.125 2.952 4.724 3.149 0.590 6-M12X1
202-5426 10 D1-6 9.843 4.188 5.252 2.953 4.547 3.146 0.630 6-M16X1.5
202-5423A 12 plain back 12.598 2.512 6.496 3.740 5.669 3.937 0.236 4-M16
202-5427 12 D1-6 12.598 4.188 5.252 3.740 5.433 3.543 0.630 6-M16X1.5
202-5430A 12 D1-8 12.598 5.501 6.748 4.527 5.708 3.937 0.551 6-M20X1.5
202-5428A 16 plain back 15.748 6.299 7.283 4.921 5.826 3.740 0.315 4-M16
202-6207 16 D1-8 15.748 5.501 6.748 4.921 5.630 3.740 0.709 6-M20X1.5
202-5424 20 plain back 15.748 7.847 9.291 6.299 6.339 4.173 0.315 4-M20

What's Included

  • Included 1 set of reversible solid hard jaws
  • 4 mounting screws
  • 1 lathe chuck key
  • Inspection report on runout on both inside and outside jaws