Main Bearing Journal - Steel Crankshaft
有关缩小尺寸的主轴承轴颈信息和主轴承轴颈的宽度信息,请参阅技术参数, "曲轴"。
主轴承轴颈的原始尺寸 ... 76.180 至 76.159 mm (2.9992 至 2.9984 in)
主轴承轴颈的最大允许磨损量 ... 0.040 mm (0.0016 in)
主轴承轴颈的倒角半径 ... 3.68 至 3.69 mm (0.1448 至 0.1452 in)
轴承轴颈和曲轴销的表面抛光 ... 0.4 微米
半径表面抛光 ... 1.3 微米
新主轴承轴颈的宽度 ... 39.34 至 39.24 mm (1.5488 至 1.5449 in)
新中心主轴承轴颈的宽度 ... 44.22 至 44.15 mm (1.7409 至 1.7382 in)
再加工的轴颈可以选用具有下面的缩小尺寸的主轴承壳体。
- 缩小尺寸的轴承壳体 ... 0.25 mm (0.010
in)
- 缩小尺寸的轴承壳体 ... 0.51 mm (0.020 in)
- 缩小尺寸的轴承壳体 ... 0.76 mm (0.0299 in)
- 缩小尺寸的轴承壳体 ... 0.51 mm (0.020 in)
壳体中央的厚度 ... 2.083 至 2.089 mm (0.0820 至 0.0823 in)
主轴承壳体的宽度 ... 31.62 至 31.88 mm (1.244 至 1.255 in)
轴承壳体与主轴承轴颈之间的间隙 ... 0.117 至 0.058 mm (0.0046 至 0.0023 in)
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