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638/5-2Z
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Technical Parameter
型号
两侧开式或闭式密封 638/5-2Z 两侧开式或闭式密封
主要尺寸及数据
内径 5 mm d
外径 11 mm D
宽度 5 mm B
d2 ≈ 6.2 mm 凹槽直径
D2≈ 9.9 mm 凹槽直径
r1.2min 0.15 mm 倒角尺寸
m 0.0016 kg 质量
安装尺寸
da min 5.8 mm 轴挡肩直径
da max 6 mm 轴挡肩直径
Da min 10.2 mm 座挡肩直径
ra max 0.1 mm 轴或座倒角半径
其他数据
Cr 0.67 kN 基本额定动载荷
Cor 0.27 kN 基本额定静载荷
Pur 0.01 kN 疲劳载荷极限
nB 126000 r/min 参考转速
nG 63000 r/min 极限转速
Kr 0.015 计算系数
fo 11 计算系数
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于 2024-10-23 日从 http://www.sdkmr.com/ 生成
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