504-0011	0504-0011	VALVE-SHUT OFF GAS 1/2IN	燃气切断阀 1/2IN
504-0017	0504-0017	COCK-DRAIN	排水阀
504-0028	0504-0028	COCK-DRAIN	排水阀
504-0092	0504-0092	VALVE-DRAIN	排放阀
504-0171	0504-0171	VALVE-SHUT OFF	切断阀
504-0176	0504-0176	VALVE-OIL DRAIN	机油排放阀
504-0215	0504-0215	VALVE-CHECK (1/4 INCH NPT)	单向阀 (1/4 英寸 NPT)
504-0223	0504-0223	VALVE-CHECK
504-0314	0504-0314	VALVE-SOLENOID (FUEL)	电磁阀（燃油）
505-0007	0505-0007	BUSHING-REDUCER	渐缩管衬套
505-0019	0505-0019	BUSHING-REDUCER	渐缩管衬套
505-0021	0505-0021	BUSHING-STEEL REDUCING	钢制渐缩衬套
505-0023	0505-0023	BUSHING-REDUCER	渐缩管衬套