Ordering Description Product number Description: Vanguard Replacement Cartridge Flashback Arrestor, Oxy/Fuel, 315HC/100FC/J/CST 800FC Product number: 0657-0036 Description: Vanguard Replacement Cartridge Flashback Arrestor, Oxygen, H 315FC Torch Handles Product number: 0657-0068 Description: Vanguard Replacement Cartridge Flashback Arrestor, Fuel, H 315FC Torch Handles Product number: 0657-0069