JM31109HS

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High Strength (HS) retention knob, BT30, M12X1.75; 45°, Solid; replaces JM31109

Retention Knob Information and Installation (PDF)

Retention Knob Installation Video

Category: Retention Knobs
Thread Size: M12X1.75
Angle: 45
Knob Diameter: 0.431
L1 Length: 0.7070
L2 Length: 0.904
Flange Thickness: 0.195
Hole Diameter: -
Neck Diameter: 0.274
Pilot Diameter: 0.492
Shoulder Diameter: 0.648
Wrench Flat Diameter: 0.505
Socket Part #: RKW30M
Number: JM31109HS
Coolant Version: JM31109CHS, JM31109CHTHS, JM25084CHTHS
Alternate Part: JM31109HTHS
Country of Origin: USA

This knob is a replacement for the following parts:

ManufacturerPart Number
For Machines (see disclaimer)*: Haas, Hyundai, Hyundai-Kia, Matsuura

* 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.