Threaded inserts for heat or ultrasonic embedding Application For the manufacture of wear and vibration-resistant screw fasteners with high loading capacity in plastic, preferably materials subject to cracking (age cracks) such as polycarbonate. Article number Internal thread External diameter Hole diameter (guideline values) Minimum wall thickness Threaded insert S-Lok®-R to Works Standard 863 0 with internal thread M4 made of brass: S-Lok®-R 863 000 040.800 Threaded inserts for heat or ultrasonic embedding Application Easily sortable due to their symmetrical shape and usable on both sides, suitable for all applications in thermoset plastics.. Article number For receiving hole diameter, see article no. 863 … … … Material Brass Tolerances ISO 2768-m Thread Internal thread A: as per ISO 6H 32 External diameter Article no. (fourth group of digits) … … … 800 Kerb-Konus-Vertriebs-GmbH • P.O. Box 1663 • 92206 Amberg • Phone +49 9621 679-0