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OBSOLETE-Standard retention knob, CAT40, 5/8-11, 45°; Coolant through, No Pilot-See JM31514HS, JM31514HT, JM31514HTHS

Category: Retention Knobs
Thread Size: .625-11
Angle: 45
Knob Diameter: 0.589
L1 Length: 0.9880
L2 Length: 1.264
Flange Thickness: 0.234
Hole Diameter: 0.156
Neck Diameter: 0.392
Pilot Diameter: -
Shoulder Diameter: 0.938
Wrench Flat Diameter: 0.745
Socket Part #: RKW40
Number: JM31114D-P
Solid Version: JM31114HS, JM31114HTHS,JM32114HS, JM32114HT, JM32114HTHS
Alternate Part: JM31514HS, JM31514HT, JM31514HTHS, JM32114CHS(4), JM32114CHT(4), JM32114CHTHS(4) -(4) Note difference in flange thickness size
Country of Origin: USA

This knob is a replacement for the following parts:

ManufacturerPart Number
Retention Knob Supply: RK311-14D
Seco: 1645
Techniks: 21003-45C
Command: RB4E-0221-C
Davies: PSC-532X45
Lyndex: C40-4500H

* 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