Use this in combination with a rubber gasket and M6 nut salvaged from any waterproof SMA pigtail, to create a dummy plug to seal SMA panel holes.

Print with a material that doesn't creep, such as PETG or ABS; PLA is not suitable as the constant tension will cause the part to deform and loosen, losing its seal.

3 perimeters recommended for extra strength.

Prusa

I3 MK3S

No

No

0.2mm

Any

Exterior shells = 3 will make the threads stronger and less likely to crack while torquing