3406C Engines for Caterpillar Built Machines Caterpillar


Engine Oil Pump

Usage:

627F 1DL


图 1g02546197


注意

操作之前,必须使用干净的发动机机油润滑泵体,并且泵必须能灵活运转,否则就会导致部件的损坏。


表 1
161-4113 发动机机油泵总成的技术规格 
项目  数量  零件  技术规格说明 
127-6356 泵盖  使 8S-6511 衬套和泵盖的表面平齐。 
2S-2760 弹簧  在试验力下的长度为 117.14 mm (4.612 in)。 
试验力为 499 ± 24 N (112 ± 5 lb)
试验后的自由长度约为 152.91 mm (6.020 in)
4N-5273 泵驱动轴  泵驱动轴的直径为 22.217 ± 0.005 mm (0.8747 ± 0.0002 in)
机油泵盖中用于安装泵驱动轴衬套的孔径为 25.400 ± 0.013 mm (1.0000 ± 0.0005 in)。 
1W-7240 齿轮  齿轮的长度为 79.375 ± 0.025 mm (3.1250 ± 0.0010 in)。 
孔径的深度为 79.502 ± 0.020 mm (3.1300 ± 0.0008 in)
安装衬套,使衬套与机油泵泵体的外侧平齐。
机油泵泵体中心线与衬套接头之间的角度为 30 ± 15 度。 
8M-8489 定位销  定位销在机油泵中的安装深度为 6.4 ± 0.5 mm (0.25 ± 0.02 in)。 
衬套在机油泵壳体中的安装深度为 0.30 ± 0.25 mm (0.012 ± 0.010 in) 

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