Shars 4" 4 Jaw Independent Chuck Solid Hard Jaws with 1-1/2-8 3.93" Semi-Machined Threaded Back Plate, Machining Required 202-5419+202-6108-6 L[

Brand: Shars

Features:

• Back plate needs to be machined in order to fit the lathe chuck
• You would not need to drill any mounting holes but you will need to turn the shoulder down .050" to match the back of the lathe chuck to make the chuck & back plate more concentric with the lathe spindle. When turning the shoulder of the backing plate, ONLY TURN THE SHOULDER OF THE BACKING PLATE WHEN ATTACHED TO THE LATHE SPINDLE.
• If you use a chuck to clamp the backing plate and then turn it, the backing plate will not be true to the lathe spindle and will have more runout than specified when the chuck and back plate are put together.
• Back Plate Diameter:3.93"; Spindle Nose Type: Threaded; Compatible chuck diameter: 4; Mounting: 1-1/2 - 8; Bolt Circle Diameter: 3.307"
• Product Included: -1 pc of 4" 4 jaw Independent Chuck (p/n 202-5419); -1 pc of 3.93" Fully Machined Threaded Back Plate (p/n 202-6108-6)

EAN: 0000541961082

Part Number: 202-5419+202-6108-6