fag角接触球轴承 70..-b
接触角 α = 40°
d
mm
d
mm
b
mm
7004-b-tvp 20 42 12
7005-b-tvp 25 47 12
7006-b-tvp 30 55 13
7007-b-tvp 35 62 14
7008-b-tvp 40 68 15