Thanks - no plastic on the hotend. The old nozzle goes right back on and sits flush.

New to MakerGear and looking forward to using my new printer. I changed out the default .35mm nozzle with a .75 nozzle. However, I noticed that there's a gap between the new .75 nozzle and the heater block whereas the out of the box .35mm nozzle was flush with the heater block (see photo showing the...