Model #2D6191-1

Special Features
Lens material tempered pyrex; 9 mounting holes; fluid oil; normal temperature 175 degrees f to 300 degrees f; operating pressure 90 psig; proof pressure 135 psig; burst pressure 180 psig; weight .37 lbs max; pressure cycle test 0 to 90 psig 10, 000 cycle at 300 degrees f; characters on gage face are add oil, overserviced, quantity half pints, full in white lettering; pint range on dial face from 39 to 51 pints at overserviced range