FB Series Standard Dimensions

               MF Type(preloaded with oversized balls) with both side notched flange


               - Click the model to download CAD data (DXF) -



Lead


L

Model

No.

Screw

O.D.


d0

Root

dia


dr

Ball

dia


Dw

B.C.D.



Dpw

Effective

Turns


m

Basic Rated

Load(Dynamic)

(N)

Ca

Basic Rated

Load(Static)

(N)

C0

Stiffness


(N/μm)

K


Nut Dimension


D1
D2
L
F
P
J
A
2
8
6.6
1.588
8.3
1×3
1700
2300
70
18
29
26
4
23
3.4
20
10
8.6
1.588
10.3
1×3
1900
3100
90
20
36
28
5
28
4.5
22

Note 1:The stiffness in the catalog means theoretical erastic deformation of balls where three times of preload is supplied to axial direction in case

the preload is 5% of rated static load capacity(Ca).Stiffness of the ball nut is to be approx.80% of this load.




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