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61812-2RS1
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Technical Parameter
型号
两侧开式或闭式密封 61812-2RS1 两侧开式或闭式密封
主要尺寸及数据
内径 60 mm d
外径 78 mm D
宽度 10 mm B
d1≈ 65.4 mm 挡肩直径
D2≈ 74.5 mm 凹槽直径
r1.2min 0.3 mm 倒角尺寸
m 0.11 kg 质量
安装尺寸
da min 62 mm 轴挡肩直径
da max 65 mm 轴挡肩直径
Da min 76 mm 座挡肩直径
ra max 0.3 mm 轴或座倒角半径
其他数据
Cr 12.50 kN 基本额定动载荷
Cor 11.97 kN 基本额定静载荷
Pur 0.51 kN 疲劳载荷极限
nB - r/min 参考转速
nG 5040 r/min 极限转速
Kr 0.015 计算系数
fo 17 计算系数
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