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OBSOLETE-Standard retention knob, CAT50, 1"-8, radius, Solid

Category: Retention Knobs
Thread Size: 1.00-8
Angle: .141R
Knob Diameter: 0.784
L1 Length: 2.2529
L2 Length: 2.549
Flange Thickness: 1.299
Hole Diameter: -
Neck Diameter: 0.631
Pilot Diameter: 1.030
Shoulder Diameter: 1.438
Wrench Flat Diameter: 1.245
Socket Part #: RKW50
Number: JM25080
Country of Origin: USA

This knob is a replacement for the following parts:

ManufacturerPart Number

* 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 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