AW40K-N04E-Z AW40KN04EZ SMC FILTER/REGULATOR, POLYCARBONATE BOWL (used tested)
note:
WITH BOWL GUARD, 5 MICRON, MANUAL DRAIN, RELIEVING TYPE, WITH BACKFLOW FUNCTION, 7.25 – 123 PSI SET PRESSURE RANGE, 106 SCFM, SQUARE EMBEDDED GAUGE, 1/2″ NPT