Iec Frame Dimensions Reference Chart
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2IEC Quick Reference Dimensional Chart
B3 Foot-Mounted (Ridge Base)
IEC Frame Dimensions (Millimeters)
MOUNTING
SHAFT
GENERAL
B5 (FF) FLANGE
B14 (FT) FACE
FRAME
A
B
C
H
AB
K
D
E
F
G
ED
DH
AC
AD HD
M
N
P
S
T
LA
M
N
P
S
T
LA
63
100
80
40
63
119
7
11
23
4
8.5
10
M4 x 10
126
–
169 115
95
140 10 3.0
7
75
60
90
M5
2.5
7
71
112
90
45
71
131
7
14
30
5
11.0
20
M5 x 12.5 140
–
186 130 110 160 10 3.5
7
85
70
105
M6
2.5
9
80
125 100
50
80
157 10
19
40
6
15.5
25
M6 x 16
158 132 212 165 130 200 12 3.5
12
100
80
120
M6
3.0
9
90S
140 100
56
90
174 10
24
50
8
20.0
32
M8 x 19
178 140 230 165 130 200 12 3.5
12
115
95
140
M8
3.0
9
90L
140 125
56
90
174 10
24
50
8
20.0
32
M8 x 19
178 140 230 165 130 200 12 3.5
12
115
95
140
M8
3.0
9
100L
160 140
63
100 205 12
28
60
8
24.0
40
M10 x 22
215 178 278 215 180 250 15 4.0
11
130 110 160
M8
3.5 14
112M
190 140
70
112 245 12
28
60
8
24.0
40
M10 x 22
220 190 302 215 180 250 15 4.0
12
130 110 160
M8
3.5 11
132S
216 140
89
132 280 12
38
80
10
33.0
56
M12 x 28
275 210 342 265 230 300 15 4.0
12
165 130 200 M10 3.5 14
132M
216 178
89
132 280 12
38
80
10
33.0
56
M12 x 28
275 210 342 265 230 300 15 4.0
12
165 130 200 M10 3.5 14
160M
254 210 108 160 325 15
42
110
12
37.0
80
M16 x 36
325 254 414 300 250 350 19 5.0
13
215 180 250 M12 4.0 13
160L
254 254 108 160 325 15
42
110
12
37.0
80
M16 x 36
325 254 414 300 250 350 19 5.0
13
215 180 250 M12 4.0 13
180M
279 241 121 180 335 15
48
110
14
42.5
80
M16 x 36
360 310 490 300 250 350 19 5.0
15
180L
279 279 121 180 335 15
48
110
14
42.5
80
M16 x 36
360 310 490 300 250 350 19 5.0
15
NOT
200L
318 305 133 200 395 19
55
110
16
49.0
100
M20 x 42
400 340 540 350 300 400 19 5.0 19.5
DEFINED
55*/
110*/
16*/
49*/
100*/
225S
356 286 149 225 435 19
M20 x 42
445 414 639 400 350 450 19 5.0 21.0
60
140
18
53
125
BY
55*/
110*/
16*/
49*/
100*/
IEC 72
225M
356 311 149 225 435 19
M20 x 42
445 414 639 400 350 450 19 5.0 21.0
60
140
18
53
125
60*/
53*/
250M
406 349 168 250 490 24
140
18
125
M20 x 42
500 440 690 400 350 450 19 5.0 21.0
65
58
*2 Pole Dimensions
1mm = .03937”, 1” = 25.4mm
FF Flange B5 Mount
FT Face B14 Mount
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