双列圆柱滚子轴承

双列圆柱滚子轴承有圆柱形内孔和圆锥形内孔(轴承后置代号加K)两种结构。该轴承具有结构紧凑、刚性大、承载能力大、受载荷后变形小等优点,特别适用于机床主轴支承。圆锥形内孔还可以起到微量调整游隙的作用,且可以简化定位装置结构,方便安装拆卸。常用的双列圆柱滚子轴承有:NN,NNU,NNF。



产品参数


主要尺寸基本额定载荷极限转速型号
DynamicStaticGreaseOil
dDBCrCorRPMRPM
mmKNr/min
40683782.11212000NNF5008-2LSNV
4068381001422000NNF5008DA.V.C4.S3
40683899.614148006000NNCF5008V/P54 S3
5080235373.280009400NN 3010 K
5590451442281500NNF5011-2LS
60952670.2105850010000NN3012K
60952670.2105850010000NN3012
701103095.814570008500NN3014K
751153010115867008000NN3015K
751153010115867008000NN3015
801253412319463007500NN3016K
801253412319463007500NN3016
851303412219560007000NN3017K
901403714222656006700NN3018K
9014066297560900NNF5018-2LSNV
1001503716127453006000NN 3020 K
10015066320585850NNF5020-2LSV/YA1
1051604120132848005600NN 3021K
11020069.837259231003900NN 3222
11017080389711570750NNF5022-2LSNV
1201804623539743005000NN3024K
12018079406765530700NNF5024-2LSNV
1302005229449840004500NN3026K
1302005229449840004500NN3026K/W33
1402105330853938004300NN 3028 K
1402105330853938004300NN 3028
1502255633558736004000NN3030K
1602406044677634003800NN3032K
1602406044677634003800NN3032K/W33

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