Type E - with threaded blind bore.
Type D - with threaded through bore.
GN 532 (CT.476) Wing Nut
These high quality wing nuts, GN532, allow a relatively high torque to be achieved. Their rounded shape without any sharp edges is very operator friendly and they are a cost effective choice.
Plastic, glass fibre reinforced, temperature resistant up to 130°C, black, matt.
Bush - brass