詳細信息
軸承代號: NACHI NNU4964K - 圓柱滾子軸承(圓錐孔NNU系列)
軸承尺寸
d = 320D = 440
B = 118
Fw = 359
Da(max) = 427
da(min) = 333
da(max) = 335
da1(min) = 340
ra(max) = 2.5
Mass = 49.6
額定動負荷: 1270000
額定靜負荷: 3050000
極限轉速(潤滑脂潤滑): 1200
極限轉速(油潤滑) 1400