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The SECO 10137404 is a slotted hydraulic chuck sleeve designed to adapt tool shanks for use in hydraulic chuck toolholding systems. Machined from steel, it provides a precise interface between the cutting tool and the hydraulic chuck body, transmitting clamping force evenly around the tool shank. The sleeve has an inside diameter of 0.75 inches, an outside diameter of 32.0 millimeters, and a head diameter of 35.5 millimeters. With a length under head of 60.5 millimeters, it suits a range of standard hydraulic chuck configurations. This part does not support through-coolant delivery. Installation and selection are typically handled by CNC setup technicians and toolroom machinists.
Hydraulic chuck sleeves like the 10137404 are used in machining centers, turning centers, and CNC milling applications where accurate tool runout control is critical. The slotted sleeve design allows the hydraulic chuck to generate uniform radial clamping pressure across the shank. This sleeve is suited for use in production machining environments where consistent tool positioning and vibration damping are required. It accommodates 0.75-inch shank tooling in hydraulic chucks sized for a 32.0-millimeter outside diameter sleeve bore.
Designed as an OEM-style replacement or accessory sleeve for hydraulic chuck toolholding systems that accept a 32.0-millimeter outside diameter sleeve with a 0.75-inch bore.
Hydraulic chuck sleeves are installed and removed by qualified CNC toolroom technicians. Ensure the hydraulic chuck is fully released and the machine spindle is at rest before inserting or removing the sleeve. Clean the sleeve bore and chuck cavity thoroughly before assembly to prevent contamination that could affect clamping accuracy. Follow the chuck manufacturer's torque and pressure specifications for the hydraulic actuation port.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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