JM11144AHTHS

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High Torque© High Strength (HTHS) retention knob; CAT50, M24x3; 45°, Coolant through; Made from 9310H steel, 40% stronger; replaces JM11144A

Retention Knob Information and Installation (PDF)

Retention Knob Installation Video

Category: Retention Knobs
Thread Size: M24X3.0
Angle: 45
Knob Diameter: 1.140
L1 Length: 0.7000
L2 Length: 1.000
Flange Thickness: 0.200
Hole Diameter: 0.453
Neck Diameter: 0.820
Pilot Diameter: 0.983
Shoulder Diameter: 1.430
Wrench Flat Diameter: 1.245
Socket Part #: RKW50
Number: JM11144AHTHS
Country of Origin: USA

This knob is a replacement for the following parts:

ManufacturerPart Number
Kenn 2: 2878420
For Machines (see disclaimer)*: Fadal, Hurco, Mazak, Milltronix

* Retention knobs are not interchangeable. Machines are only given as a reference, JMPP makes no guarantee this is the correct knob for your machine. Please call us at 1-800-322-7750 or email sales@jmperformanceproducts.com for knob identification help.

WARNING: The steel alloy used in this product contains chromium and nickel. This product can expose you to chemicals including chromium and nickel, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.