TNFD20-M12-16-3 12mm UPPER ELEC.

Part #: 186-0105

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Metric Upper Electrodes are designed to be used as the upper electrode on Projection Welding machines. The electrode has a internal hole on the weld face to receive the pin from the lower electrode assembly. The part should be selected based on the metric nut being welded.

RMWA Class 2 (C18200) material - a copper, chromium material recommend for high production operations spot welding hot or cold rolled steels, galvanized and coated materials.

The overall length is 2.360 IN
The hole diameter at the weld face is 0.472 IN
The part mounts via a 5RW standard taper which is suitable for weld forces ranging between 800 to 1500 pounds of force.
The weld face is 0.75 IN
The depth of the hole is 1 IN

Specifications

RWMA Material Type	RWMA Class 2 - C18200
Engagement to Holder	5RW
Overall Length	2.36000
Weld Face Diameter	0.75
Hole Diameter	0.47200
Hole Depth	0.590
Unit of Measure	IN