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Technical Parameter
型号
轴承不带止动环 312 轴承不带止动环
带止动环 312NR 带止动环
止动环 SP130 止动环
主要尺寸及数据
D 130 mm 外径
B 31 mm 宽度
d1≈ 81.8 挡边直径
D2≈ 112.2 凹槽直径
D3 125.22 止动槽直径
D4 139.7 止动环外径
b 3.1 止动环槽宽度
f 2.82 止动环宽度
C 4.06 外圈侧面到止动槽间的距离
r1,2min 2.1 倒角尺寸
r0max 0.6 止动槽底部半径
m 1.85 g 质量
安装尺寸
damin 72 mm 轴挡肩直径
Damax 118 mm 轴承座挡肩直径
Dbmin 141 mm 轴承座内的止动槽直径
bamin 3.5 mm 轴承座内的止动槽宽度
Camax 6.88 mm 外圈侧面到止动槽背面之间的距离
ramax 2 mm 轴或轴承座倒角半径
其他数据
Cr 92.2 kN 基本额定动载荷
Cor 79.2 kN 基本额定静载荷
Pur 3.38 kN 疲劳载荷极限
nB 9700 r/min 参考转速
nG 6100 r/min 极限转速
kr 0.05 计算系数
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于 2024-10-22 日从 http://www.sdkmr.com/ 生成
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