BSPP G 1 1/2'' to 38mm Hose Barb (parametric)

Adapter for a British Standard Pipe Parallel (DIN ISO 228/DIN 259) G1 1/2'' thread to attach a 38mm hose
Printed it for a pump because the originial part was not big enough. The 38mm hose ist often used in swimming pool filters.

OpenSCAD file is attached for other thread/hose diameter