SIEMENS
7/8
Siemens MD 31.1 · 2016
Connection dimensions
Cylindrical shaft ends
With parallel key
7
■
Dimensional drawings
(continued)
The bearing of the low speed shaft (LSS) is designed for the use
of coupling elements which cannot convey shearing forces.
Additional forces are available on request.
For manufacturing reasons the low speed shaft (LSS) has
a hollow design.
F
R2
l
2
/
2
Ø d
5
u
G_MD30_XX_00378
Ø d
4
Ø d
a
b
Ø d
2
I
3
I
2
c
z
t
Ø k
Ø s
G
2
Dimensions in mm
Gear unit
size
Flange
G
2
Ø d
2
n6
Ø d
5
u
l
2
I
3
b N9
c
Ø s
n
t
Ø k
z
Ø d
4
f7
Ø d
a
30
234
110
95
M6
165
154
28
17
17.5
16
22.5°
335
8
290
375
35
255
120
103
M6
185
176
32
17
17.5
20
18°
385
8
340
425
37
278
130
108
M6
205
196
32
19
17.5
24
15°
410
8
370
450
40
289
140
118
M6
215
198
36
19
22
18
20°
435
8
390
480
45
314
150
128
M8
235
218
36
19
22
20
18°
490
8
445
540
50
334
160
132.5
M8
255
240
40
24
22
24
15°
540
8
495
585
55
371
200
170
M8
290
272.5
45
29
26
24
15°
595
8
535
650
60
378
220
180
M8
295
275
50
34
26
24
15°
640
8
585
695
© Siemens AG 2016