Control Techniques MG Motor Dimensional Sheet
www.emersonct.com
800-893-2321
MG MOTOR DIMENSIONS
English Dimensions
inches (mm)
A Length Overall - Unbraked (Max) 5.55 (141) 6.75 (171.4) 7.24 (183.9) 10.24 (260.1) 8.61 (218.7) 11.11 (282.1)
A Length Overall - Braked (Max) - - 8.74 (222) - 10.61 (269.5) 13.11 (332.9)
B Flange Square 2.25 (57.2) 2.25 (57.2) 3.31 (84.1) 3.31 (84.1) 5 (127) 5 (127)
C Flange Thickness 0.46 (11.7) 0.46 (11.7) 0.44 (11.2) 0.44 (11.2) 0.53 (13.5) 0.53 (13.5)
D Pilot Diameter 1.502 (38.15) 1.502 (38.15) 2.877 (73.08) 2.877 (73.08) 4.5 (114.3) 4.5 (114.3)
E Pilot Thickness 0.06 (1.6) 0.06 (1.6) 0.06 (1.6) 0.06 (1.6) 0.1 (2.5) 0.1 (2.5)
F Bolt Hole Diameter 0.205 (5.21) 0.205 (5.21) 0.233 (5.66) 0.233 (5.66) 0.375-16 unc 0.375-16 unc
G Bolt Circle Diameter 2.625 (66.68) 2.625 (66.68) 3.875 (98.43) 3.875 (98.43) 5.875 (149.23) 5.875 (149.23)
H Signal Connector Height - Unbraked (Max) 2 (51) 2 (51) 2.5 (64) 2.5 (64) 3.2 (81.3) 3.2 (81.3)
H Signal Connector Height - Braked (Max) - - 2.5 (64) 2.7 (68) 3.3 (83) 3.3 (83)
I Shaft Length 1.2 (30.5) 1.2 (30.5) 1.2 (30.5) 1.2 (30.5) 1.9 (48.2) 1.9 (48.2)
J Shaft Diameter 0.375 (9.53) 0.375 (9.53) 0.4997 (12.7) 0.4997 (12.69) 0.6245 (15.862) 0.875 (22.23)
Shaft key Dimensions
K Keyway Length (Min) 0.563 (14.3) 0.563 (14.3) 0.9 (22.9) 0.9 (22.9) 1.5 (38.1) 1.5 (38.1)
L Keyway Depth 0.3 (7.6) 0.3 (7.6) 0.42 (10.7) 0.42 (10.7) 0.51 (13) 0.77 (19.6)
M Keyway Width 0.127 (3.23) 0.127 (3.23) 0.1265 (3.2) 0.1265 (3.21) 0.189 (4.801) 0.189 (4.801)
MGE-205 MGE-208 MGE-316 MGE-340 MGE-455 MGE-490 MGE-4120
Metric Dimensions
inches (mm)
A Length Overall - Unbraked (Max) 5.49 (139.5) 6.69 (170) 7.24 (183.9) 10.24 (260.1) 8.59 (218.2) 11.09 (281.7)
A Length Overall - Braked (Max) - - 8.74 (222) 11.74 (298.2) 10.59 (269) 13.09 (332.5) 15.59 (396.0)
B Flange Square 66 (2.598) 66 (2.598) 3.5 (89) 3.5 (89) 4.76 (121) 4.76 (121) 4.76 (121)
C Flange Thickness 0.4 (10.2) 0.4 (10.2) 0.44 (11.2) 0.44 (11.2) 0.51 (13) 0.51 (13) 0.51 (13)
D Pilot Diameter 1.9685 (50) 1.969 (50) 3.15 (80.01) 3.15 (80.01) 4.331 (110.1) 4.331 (110.1) 4.331 (110.1)
E Pilot Thickness 0.12 (3) 0.12 (3) 0.12 (3) 0.12 (3) 0.12 (3) 0.12 (3) 0.12 (3)
F Bolt Hole Diameter 0.197 (5) 0.197 (5) 0.276 (7.01) 0.276 (7.01) 0.375-16 unc 0.375-16 unc 0.375-16 unc
G Bolt Circle Diameter 3.15 (80) 3.15 (80) 3.937 (100) 3.937 (100) 5.709 (145) 5.709 (145) 5.709 (145)
H Signal Connector Height - Unbraked (Max) 2 (51) 2 (51) 2.5 (64) 2.5 (64) 3.2 (81.3) 3.2 (81.3) 3.2 (81.3)
H Signal Connector Height - Braked (Max) - - 2.5 (64) 2.7 (68) 3.3 (83) 3.3 (83) 3.3 (83)
I Shaft Length 1.2 (30.5) 1.2 (30.5) 1.2 (30.5) 1.2 (30.5) 1.99 (50.5) 1.99 (50.5) 1.99 (50.5)
J Shaft Diameter 0.315 (8) 0.315 (8) 0.5512 (14) 0.5512 (14) 0.748 (19) 0.9449 (24) 0.9449 (24)
Shaft key Dimensions
K Keyway Length (Min) 0.551 (14) 0.551 (14) 0.79 (20) 0.79 (20) 1.58 (40) 1.46 (37) 1.46 (37)
L Keyway Depth 0.26 (6.7) 0.26 (6.7) 0.43 (10.9) 0.43 (10.9) 0.61 (15.49) 0.784 (19.9) 0.784 (19.9)
M Keyway Width 0.0787 (2) 0.0787 (2) 0.2 (5.08) 0.2 (5.08) 0.236 (6) 0.3149 (7.998) 0.3149 (7.998)
MGM-205 MGM-208 MGM-316 MGM-340 MGM-455 MGM-490 MGM-4120
2” 3” 4”
13.61 (345.7)
15.61 (396.5)
5 (127)
0.53 (13.5)
4.5 (114.3)
0.1 (2.5)
0.375-16 unc
5.875 (149.23)
3.7 (95)
3.3 (83)
1.9 (48.2)
0.875 (22.225)
1.5 (38.1)
0.77 (19.6)
0.189 (4.801)
2” 3” 4”
13.59 (345.2)
Servomotors
249
www.emersonct.com
Brake Connector
Motor Connector
(MG-316 only)
Feedback Connector
Motor Connector
Feedback Connector
MG-316
M
J
K
MG-340
Brake Connector
C
I
E
MG-455—MG-4120
D
B
A
4 Holes Dia.
‘F’
Equi-Spaced
on a ‘G’ B.C.D.
H
Go to
Power CD
Power CD
for complete data
800-893-2321
MG MOTOR DIMENSIONS
The dimensional information found on these pages
is not to be used for design purposes. For complete
engineering controlled drawings, please refer to the web
site or MME Power CD.
Servomotors
250
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