One piece 4603204 Spline Shaft. Have one copy of the operation manual and parts list in hand. Only difference is that J1 460 and J1 530 lathe have a driving motor in Apron and their Apron has rapid travel function.
J1MK460/530 Lathe Headstock Parts Mazak Spline Shaft 4603204 & Ball Bearing 6306
One piece 27# 4603204 Spline Shaft. And one piece 5# 6306 Ball bearing. Only difference is that J1 460 and J1 530 lathe have a driving motor in Apron and their Apron has rapid travel function. While J1MK460/J1MK530’s Apron are all manually moved.