HOSPITAL OXYGEN SERVICE REDUCING REGULATOR, SALES KIT FOR PRODUCT CODE: HO6-3B17-Q1X58512B; SPECIAL 1" BODY SIZE; BRONZE BODY & SPRING CHAMBER (500 WOG); BRONZE/BRASS PLUG,CAGE,PISTON,VIRGIN TEFLON SEAT,BERYLLIUM-COPPER (BE-CU) DIAPHRAGM; FLUOROSILICONE(FK) STATIC SEAL,TFE U-CUP W/SST ENGERGIZER DYNAMIC SEAL