4″ 4-JAW PLAIN BACK SELF-CENTERING LATHE CHUCK (3900-0424)

4″ 4-JAW PLAIN BACK SELF-CENTERING LATHE CHUCK (3900-0424) (SKU: 3900-0424)

4″ 4-Jaw Plain Back Self-Centering Lathe Chuck

• 3 Mounting holes for M8 bolts
• Made of high quality semi-steel
• Universal scroll chuck
• 2 set of jaws including internal and external are included
• Chuck wrench included
• T.I.R. is .0028
• Maximum RPM is 3,500

Specifications

• 4″ 4-Jaw Plain Back Self-Centering Lathe Chuck
• 3 Mounting holes for M8 bolts.
• T.I.R. is .0028″.
• Made of high quality semi-steel.
• Universal scroll chuck.
• 2 set of jaws including internal and external are included.
• Chuck wrench included.
• Center hole is .866″
• Maximum RPM is 3,500.
• Weight: 4.65
• Dimensions: L 4, W 8, H 4

Benefits

• Industrial-grade tooling designed for dependable shop performance.
• Supports consistent results when applied with correct setup practices.
• A practical choice for U.S. machine shops and maintenance work.

Recommended use

• Confirm compatibility (size, interface, machine capacity) before ordering.
• Follow safe operating practices and use appropriate PPE.
• Optimize setup rigidity and process parameters for best results.

USA Warehouse Stock — Fast U.S. fulfillment.