4.3 External Dimensions
4.3.4 Servomotors with Gears
4
Specifications, Ratings, and Exter
nal Dimensions of SGM7J Servomotors
4-17
4.3.4
Servomotors with Gears
SGM7J-A5, -01, and -C2
*
For models that have a batteryless absolute encoder, L and LL are 8 mm greater than the given value. Refer to the
following section for the values for individual models.
Dimensions of Servomotors with Batteryless Absolute Encoders
Model SGM7J-
Gear
Ratio
L
*
LL
*
LM
Flange Dimensions
LR
LE
LG
B
LD
LB
LC
LA
LZ
A5A
AH1
1/5
138
(178.5)
96
(136.5)
77.4
42
2.2
5
29
39.5 40
40
46
3.4
A5A
AH2
1/9
A5A
AHC
1/21
147
(187.5)
105
(145.5)
86.4
A5A
AH7
1/33
178.5
(219)
120.5
(161)
101.9
58
2.5
8
40
55.5 56
60
70
5.5
01A
AH1
1/5
150
(190.5)
108
(148.5)
89.4
42
2.2
5
29
39.5 40
40
46
3.4
01A
AHB
1/11
190.5
(231)
132.5
(173)
113.9
58
2.5
8
40
55.5 56
60
70
5.5
01A
AHC
1/21
01A
AH7
1/33
215
(255.5)
135
(175.5)
116.4
80
7.5
10
59
84
85
90
105
9
C2A
AH1
1/5
162
(210)
120
(168)
101.4
42
2.2
5
29
39.5 40
40
46
3.4
C2A
AHB
1/11
202.5
(250.5)
144.5
(192.5)
125.9
58
2.5
8
40
55.5 56
60
70
5.5
C2A
AHC
1/21
227
(275)
147
(195)
128.4
80
7.5
10
59
84
85
90
105
9
C2A
AH7
1/33
Model SGM7J-
Flange Dimensions
Q
C
S
Tap Size
×
Depth
Key Dimensions
Approx.
Mass [kg]
L1
L2
L3
QK
U
W
T
A5A
AH1
22
20
14.6
−
−
10
M3
×
6L
15
2.5
4
4
0.6
(0.9)
A5A
AH2
A5A
AHC
0.7
(1.0)
A5A
AH7
28
30
20
28
20
16
M4
×
8L
25
3
5
5
1.3
(1.6)
01A
AH1
22
20
14.6
−
−
10
M3
×
6L
15
2.5
4
4
0.7
(1.0)
01A
AHB
28
30
20
28
20
16
M4
×
8L
25
3
5
5
1.4
(1.7)
01A
AHC
01A
AH7
36
44
26
42
32
25
M6
×
12L
36
4
8
7
2.8
(3.1)
C2A
AH1
22
20
14.6
−
−
10
M3
×
6L
15
2.5
4
4
0.8
(1.1)
C2A
AHB
28
30
20
28
20
16
M4
×
8L
25
3
5
5
1.5
(1.8)
C2A
AHC
36
44
26
42
32
25
M6
×
12L
36
4
8
7
2.9
(3.2)
C2A
AH7
16.1
17
0.6
LL
LM
LG
LE
L
QK
Q
L3
L1
L2
14
14.7
LC
LR
A
0.04
(0.03)
0.06
(0.05)
A
A
T
W
U
0.05 dia.
Details of Shaft End
with Key and Tap
Rotating parts
(Shaded section)
4 × LZ dia. Tap size × Depth
Unit: mm
LB dia.
LD dia.
B dia.
C dia.
S dia.
(0.04 dia.)
LA dia.
0
-0.025
0
-0.030
0
-0.025
0
-0.030
0
-0.035
0
-0.025
0
-0.030
0
-0.035
0
-0.015
0
-0.018
0
-0.015
0
-0.018
0
-0.021
0
-0.015
0
-0.018
0
-0.021