Orders or inquiries for Stem Extensions to be attached to a NIBCO Valve must include the dimension from the center line of the valve waterway to the top of the handwheel.

• 如果要求订购或需要在尼伯科阀门上附加阀杆加长部件,请说明从阀杆水路的管道中心点到手轮顶部的长度。