Nachi 557S/552A－圆锥滚子

Nachi 557S/552A

是一家致力于高品质动力配件的公司。专业经营日本nachi轴承，实现了在最短时间内提供用户所需的产品。nachi 圆锥滚子 常见型号为：  869/854   18790/18724   340KBD030   E33112J   99575/99100   200KBE031   170KBE131   47487/47420   28682/28622   456/453X   H-1988/H-1922   745S/742   48385/48320   09078/09194   190KBE02   E33217J   M224749/M224710   H414249/H414210   280KBD030   H-02475/H-02420   60KBE22   11590/11520   H-LM11949/H-LM11910   528/522   L44643/L44610   14138A/14276   71450/71750   495AS/492A   H-LM501349/H-LM501314   30221   55KBE22   260KBE031   30328   30256   395A/394A   29685/29620   E33113J   866/854   32318   681A/672 而且，为了保障产品在最适合的环境下使用，我们不断更新用户需求或信息，完善和构筑针对客户各种各样的需求，实现有效对应的体制。简要介绍为： 轴承型号: NACHI 557S/552A - Inch series Dimensions d = 53.975 D = 123.825 B = 36.678 T = 38.1 C = 30.162 a = 9.2 da(min) = 71 db(max) = 65 Da(min) = 109 Db(min) = 116 r1(min) = 3.5 r2(min) = 3.3 Mass(Cone) = 557S Mass(Cup) = 552A Basic Dynamic Load Rating Cr: 149000 Basic Static Load Rating Cor: 197000 Limiting Speed - Grease Lubrication: 3000 Limiting Speed - Oil Lubrication 4100