11
Technical data and dimension sheets
Design notes for gear units with hollow shaft and key
Operating Instructions – MOVIGEAR
®
performance
343
Dimensions and tightening torque for MGFA.2-..-C/MGFA.4-..-C
The retaining screw [2] must be tightened to the tightening torque MS given in the fol-
lowing table.
Gear unit
type
D
H7
DK
1)
L8
2)
L4
3)
L17 L18
F
U
L9
Supplied
retaining screw
MS
mm
mm
mm
mm
mm mm mm mm mm
ISO 4017
Nm
MGFA.2-..-C
20
20
84.6
16.4
35
55
1
6
4)
10
M6 × 16-8.8
8
25
25
83.8
16.2
35
55
1
8
4)
17
M10 × 25-8.8
20
30
30
83.8
16.2
35
55
1
8
4)
17
M10 × 25-8.8
20
35
35
80
17.9
45
45
1
10
4)
22
M12x30-8.8
20
40
40
89
12.85
35
55
1
12
5)
30
M16x40-8.8
40
MGFA.4-..-C
30
30
107.3
16.2
40
60
1
8
4)
17
M10 × 25-8.8
20
35
35
105.6
17.9
40
60
1
10
4)
22
M12x30-8.8
20
40
40
105.5
17.65
40
60
1
12
4)
29
M16x40-8.8
40
Key
1) Up to a distance of at least 1.5 × DK, the diameter of the customer shaft must be ØDKh6, and with the
other length ØDKg6.
2) Position of retaining ring:
INSIDE
The installation length of the customer shaft
with
contact shoulder [A] must be
L8 -1 mm
.
The installation length of the customer shaft
without
contact shoulder [B] must be
equal L8
.
With this configuration, the customer shaft can be pressed out using the optional assembly/disassembly
kit (doesn't apply to MGF.2-C and 40 mm hollow shaft).
3) Position of retaining ring:
OUTSIDE
The installation length of the customer shaft
with
contact shoulder [A] must be
(L8 + L4) -1 mm
.
The installation length of the customer shaft
without
contact shoulder [B] must be equal to
L8 + L4
.
4) For keyway types: DIN6885-1 (domed type)
5) For keyway types: DIN6885-3 (low type)
25887548/EN – 04/2019
Summary of Contents for MOVIGEAR MGFx-DSI Series
Page 2: ...SEW EURODRIVE Driving the world...
Page 404: ......
Page 405: ......
Page 406: ......
Page 407: ......
