Te-Co, Inc. Threaded Inserts: 5/16-18 Internal Thread x 1/2-13 External Thread 42315

Product Information Automatic self-locking external thread with use-activated adhesive Will not back out or vibrate loose Immediately on installation, microencapsulated epoxy molecules begin to set, and the newly installed insert can be fastened to within minutes. Adhesive continues to cure overnight until completely set Adhesive seals against liquids and gases to pressures of 6,000 psi and bonds to virtually all metals