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4" 4 Jaw Independent Lathe Chuck Solid Hard Jaws

Name: 4" 4 Jaw Independent Lathe Chuck Solid Hard Jaws
SKU: 202-5419
Availability: InStock

SKU

202-5419

Online Price Only: $66.95 Regular Price: $122.05

In stock

Shipping UPS Ground

Resources

Catalog Page 202 Back Plate Machining Guide California Proposition 65 Warning

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Details

More Information
Mfg SKU #	202-5419
Lathe Chuck Category	Independent Lathe Chucks
Brand	Shars Tool
chuck diameter	4
Thru Hole Size	0.984
mounting	plain back
Bolt Circle Diameter	3.307
chuck thickness	2.126
jaw movement	independent
Number of Jaws	4
Maximum RPM	3500
Maximum Torque Nm	30

Spotlight

Picture shown is a 6" lathe chuck with 4 mounting through holes on the face of the chuck body; 4" lathe chuck's mounting holes is located on the back of the chuck with a bolt circle diameter of 3.307", not through the chuck body.

Accuracy is maintained for the entire clamping range
Semi-steel chuck body made from high quality cast iron

Four operating screw design with each 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

Operating screw'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