Quick Release Nut 3/8-16

This is a copy of Thing 969358, resized for 3/8-16 threaded rod. The pivot shaft is a 1/8" rod pressed. It is intended to be a core to which other features can be added. It is available at OnShape.com - the link is goo.gl/wjzSfb. If you are an OnShape user, you can copy this and modify it to your purpose. Here is a quick movie of it: https://youtube.com/video/6ufaXOkC9cM/

This will slide easily in one direction and will tend to lock down in the other direction. It really wants some pressure a