Four steel bung fittings for adding ports to your biodiesel, WVO, and wash tanks. These can be epoxied in or welded. I have been using these fittings for years and glad I went this route. PVC fittings scare me, as I had one get cross-threaded once and lost thirty gallons of oil on my garage floor! Lesson learned the hard way!
Dimensions are as follows: A= 3/4" B= 2 3/8" C= 1 3/4" D= 1 21/32" E= 1/2"