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dong fang hong -75 tuo la ji shui beng zhou hou chen tao de gai jin
Author(s): 
Pages: 20
Year: Issue:  6
Journal: Farm Machinery

Keyword:  泵轴后衬水封螺孔后村三卜;
Abstract: <正> 东方红-75拖拉机水泵轴后衬套上安装的水封螺母,因使用中水封螺母漏水,一般采取继续拧紧水封螺母的措施.往往因拧得过紧,将水泵轴后衬套一起从水泵壳体处拉出,漏水故障仍不能排除。为此,我们将水泵轴后衬套进行了改制(如图1),在尾端增加一个(?)32毫米的台阶,并将水泵壳体后衬套孔(?)24-0.007+0.023毫米镗大为(?)27-0.007+0.023毫米,尾端增加
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