1HV 915 748 B · Safety valve SEAT genuine (OEM) part number 1HV 915 748 B, Safety valve. Fitted on (3)VALVE — pos 38 (KAT1102.BIN)VALVE — pos 36 (KAT1102.BIN)VALVE — pos 39 (KAT1182.BIN) Open the interactive exploded diagram →