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NMTB to CAT50 adapter; 1"-8; coolant through

If you need assistance with this part, please call JM customer service at 800-322-7750.

Category: Retention Knobs
Thread Size: 1.00-8
Angle: -
Knob Diameter: 1.310
L1 Length: 0.6250
L2 Length: 1.000
Flange Thickness: -
Hole Diameter: 0.500
Neck Diameter: 1.215
Pilot Diameter: -
Shoulder Diameter: 1.310
Wrench Flat Diameter: 0.87
Socket Part #: N/A
Number: JM11744
Country of Origin: USA

This knob is a replacement for the following parts:

ManufacturerPart Number
Kenn 2: 2878486

* 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