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Company
NSK Rolling Bearing
Description
Ball Screw Support unit
Bill of material
WBK30DFD-31
Bearing No.
SD
mm
D
mm
D1
mm
D2
mm
L
mm
L1
mm
L2
mm
A
mm
W
mm
X
mm
Y
mm
Z
mm
SD1
mm
SL
mm
V
mm
Thread
Q
mm
Basic Dynamic Load Ratings
N
Limiting Axial Load
N
Preload
N
Axial Rigidity
N/um
Starting torque
N-cm
Lock Nut Thread
D3
mm
L3
mm
Installation dimension
mm
L4
mm
L5
mm
Previews
3D
Dimension
2D
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