MODEL SLR-1 PRESSURE REDUCING REGULATOR W/SELF-RELIEVING LOADER BODY SIZE 3/4",; BRONZE BODY & LOADING CHAMBER; MONEL M TRIM, PA SEAT, FK DIAPHRAGM FK STATIC SEAL, TFE CAP W/FK ENERGIZER DYNAMIC SEAL, GFTFE WIPER; NPT END CONNECTION; LOWER SPRING 2-5 PSIG RANGE; INTERNAL SENSING, STANDARD - FLOW TO OPEN DIRECTION; 1/4" SIZE NPT, LOADER, BRASS BODY & SPRING CHAMBER, SELF-RELIEVING, SST TRIM, TFE SEAT, SPRING RANGE 2 - 100 PSIG; BRASS FILTER, COPPER TUBING, BRASS FITTING; OPT-55: CLEANED FOR OXYGEN SERVICE PER SPEC #S-1134;