- translate ([outer_d+10, 0, 0,]) nut ();
- cap ();
- translate ([-(outer_d+10), 0, 0,]) gasket ();
+ if (contains ("body", acorn_parts))
+ translate ([outer_d+10, 0, 0,]) nut ();
+ if (contains ("cap", acorn_parts))
+ cap ();
+ if (contains ("gasket", acorn_parts))
+ translate ([-(outer_d+10), 0, 0,]) gasket ();