Jenny K15A-30 1.5HP 30 Gallon Single Stage Air Compressor Orientation:Horizontal This has 3/4" Female NPT

This has 3/4" Female NPT threads on each side of the 90 degree elbow

Here's how these back panels correspond to the cabinets so you know what to buy:

It's the best washing pad in the world

This took a bunch of ordering and reordering and lots of waiting for parts to come to figure out what we actually need

Without it you'll either be using a plastic fitting that will break or you'll need to put your washer on a milk crate every time you use it

Jenny K15A-30 1.5HP 30 Gallon Single Stage Air Compressor Orientation:Horizontal This has 3/4" Female NPTIMAGE MIGHT NOT REPRESENT THE EXACT PRODUCT Standard Features: Heavy duty single stage cast iron compressor pump Made in Somerset, PA USA Wired for 115V, Single Phase Power Splash lubricated Belt driven with a large flywheel for extra cooling and easier start up Each unit is filled with Jenny Ultimate Blue Synthetic Compressor Pump Oil Directional air shroud for reduced pump temperatures Totally enclosed heavy duty belt guard Tanks are powder coated