H91RA1

3/4" NPT 120VAC Automatic gas valve for natural and LP gas up to 0.5 PSI with 1/8"-27 NPT pilot tap, 1/8"-27 NPT pressure taps, 48" leads and conduit connection on top, rated at 325,000 BTU/Hr capacity

H91RA-4C REVB is the direct replacement.