新型号
|
NNU4944S.M.P53
|
旧型号
|
|
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滚动体列数
|
双列
|
类型
|
|
|||||
内径d(mm)
|
220
|
外径D (mm)
|
300
|
|||||
厚度B(mm)
|
80
|
重量W(kg)
|
|
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整套轴承宽度
T(mm)
|
|
倒角(Rmin)
|
|
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转速(r/min)
|
|
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动负荷C(kn)
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静负荷Co(kn)
|
|
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计算系数
|
e
|
|
Y
|
|
Y2
|
|
Y0
|
|
安装尺寸D1
|
|
安装尺寸D2
|
|
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保持架及其材料
|
|
使用特性
|
|
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轴承材料
|
GCr15/GCr15SiMn
|
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|
滚道类型
|
直线
|
|||||
脂
Grease
r/min |
|
油
Oil
r/min |
|
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外圈的宽度C(mm)
|
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内圈的外径(mm)
|
|
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用途
|
轧机
|
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