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OBSOLETE-Standard retention knob, CAT 45, 3/4"-10, 60°, Solid

Category: Retention Knobs
Thread Size: .750-10
Angle: 60
Knob Diameter: 0.746
L1 Length: 1.2280
L2 Length: 1.583
Flange Thickness: 0.312
Hole Diameter: -
Neck Diameter: 0.549
Pilot Diameter: 0.761
Shoulder Diameter: 1.198
Wrench Flat Diameter: 0.995
Socket Part #: RKW45
Number: JM31116A
Country of Origin: USA

This knob is a replacement for the following parts:

ManufacturerPart Number
Retention Knob Supply: RK311-16A
Seco: 1664
Command: RB5E-0002
Kennametal: RK311-16A
Lyndex: C45-6000
MSC: 1401819

* 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