>> P.189
1N≈0.102kgf容许转速min-1(2)基本额定动负荷CN基本额定静负荷C0N903001050009870011400014100015400016900094600110000105000122000162000176000510006320015800019100018900022800025900029000034200017400021000021100025500031600036800089400118000700070005500550050005000400065006500550055004500400080008000BR189车削型滚针轴承NATAFITRIBRI