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7218BECBY
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Technical Parameter
型号
主要尺寸及数据
d 90 mm 内径
D 160 mm 外径
B 30 mm 宽度
d1≈ 117 mm 挡肩直径
d2≈ 103 mm 挡肩直径
D1、D2 ≈ 135 mm 挡肩直径
r1.2 min 2 mm 倒角尺寸
r3.4 min 1 mm 倒角尺寸
α 67 mm 侧面到压力点的距离
m 2.3 kg 质量
安装尺寸
da min 101 mm 轴挡肩尺寸
Da max 149 mm 座挡肩尺寸
Db max 154 mm 座挡肩尺寸
ra max 2 mm 轴倒角半径
rb max 1 mm 座倒角半径
其他数据
Cr 121.8 kN 基本额定载荷动态
Cor 109.2 kN 基本额定载荷静态
Pur 4.2 kN 疲劳载荷极限
nB 5250 r/min 参考转速
nG 5250 r/min 极限转速
A 0.149 计算系数
Kr 0.095 计算系数
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于 2024-10-22 日从 http://www.sdkmr.com/ 生成
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