Print Settings:

Support - No

Infill - 100%

Layer Height - As low as you can

Filament type - PETG (PP if you have it) I would recommend strongly against PLA and ABS because they are more resistant to corrosion.

Screw Specifications:

Thread type - DIN Pipe threads

Size - 16.662 mm

Designation - G1616.662x1.337

Class - B