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Dimensions - Definite Purpose - Close Coupled Pump Motors
TYPICAL CLOSE COUPLED PUMPMOTOR
For standard NEMA base dimensions,
see pages 280 and 282.
All dimensions are measured in inches. For “C” dimensions, refer to the appropriate catalog page. Certified drawings are available upon request -
contact LEESON for details.
BF
EN
Tap
Bolt
Drill
Bolt
Frame
BD
Tap
Pen.
Tap
Depth
Pen.
EP
ER
Desig.
U
AH
AJ
AK
BB
Max.
No.
Size
Allow.
EL
EM
Size
Max.
Allow.
Min.
EQ
Min.
143 &
0.8745
4.15
5.890
4.500
0.150
6.62
4
3/8-16
0.56
1.156
1.0000
3/8-16
1.12
0.75
1.156
0.640
4.25
145JM
0.8740
4.10
5.860
4.497
0.10
1.154
0.9995
0.610
182 &
0.8745
4.13
5.89
4.500
0.16
6.62
4
3/8-16
0.56
1.250
1.0000
3/8-16
1.12
0.75
1.250
0.640
4.25
184JM
0.8740
4.09
5.86
4.497
0.125
1.248
0.9995
0.610
213 &
0.8750
4.25
7.265
8.500
0.312
9.00
4
1/2-13
0.75
1.250
1.0000
3/8-16
1.12
0.75
1.750
0.640
4.25
215JM
0.8745
7.235
8.497
0.250
1.248
0.9995
0.610
254 &
1.2495
5.25
7.250
8.500
0.312 10.00
4
1/2-13
0.75
1.750
1.3750
1/2-13
1.50
1.00
1.750
0.640
5.25
256JM
1.2490
8.497
0.250
1.748
1.3745
0.610
284 &
1.2495
5.281
11.00
12.500
0.312 14.00
4
5/8-11
0.94
1.750
1.3750
1/2-13
1.50
1.00
2.125
0.645
5.25
286JM
1.2490
5.219
12.495
0.250
1.748
1.3745
0.605
324 &
1.2495
5.281
11.00
12.500
0.312 14.00
4
5/8-11
0.94
1.750
1.3750
1/2-13
1.50
1.00
2.125
0.645
5.25
326JM
1.2490
5.219
12.495
0.250
1.478
1.3745
0.605
Keyseat
ES
R
Min.
S
ET
0.771
1.65
0.190
2.890
0.756
0.188
2.860
0.771
1.65
0.190
2.890
0.756
0.188
2.860
0.771
1.65
0.190
2.890
0.756
0.188
2.860
1.112
2.53
0.252
3.015
1.097
0.250
2.985
1.112
2.53
0.252
3.020
1.097
0.250
2.980
1.112
2.53
0.252
3.020
1.097
0.250
2.980
Dimensions for Type JM
BF
EN
Tap
Bolt
Drill
Bolt
Frame
BD
Tap
Pen.
Tap
Depth
Pen.
EP
ER
Desig.
U
AH
AJ
AK
BB
Max.
No.
Size
Allow.
EL
EM
Size
Max.
Allow.
Min.
EQ
Min.
Dimensions for Type JP
143 &
0.8745
7.19
5.890
4.500
0.156
6.62
4
3/8-16
0.56
1.156
1.0000
3/8-16
1.12
0.75
1.156
1.578
7.312
145JP
0.8740
7.15
5.860
4.497
0.125
1.154
0.9995
1.548
182 &
0.8745
7.21
5.890
4.500
0.156
6.62
4
3/8-16
0.56
1.250
1.0000
3/8-16
1.12
0.75
1.250
1.578
7.312
184JP
0.8740
7.15
5.860
4.497
0.100
1.248
0.9995
1.548
213 &
1.2495
8.12
7.250
8.500
0.312
9.00
4
1/2-13
0.75
1.750
1.3750
1/2-13
1.50
1.00
1.750
2.390
8.125
215JP
1.2490
8.497
0.250
1.748
1.3745
2.360
254 &
1.2495
8.156
7.250
8.500
0.312 10.00
4
1/2-13
0.75
1.750
1.3750
1/2-13
1.50
1.00
1.750
2.390
8.125
256JP
1.2490
8.094
8.497
0.250
1.748
1.3745
2.360
284 &
1.2495
8.156
11.00
12.500
0.312 14.00
4
5/8-11
0.94
1.750
1.3750
1/2-13
1.50
1.00
2.125
2.390
8.125
286JP
1.2490
8.094
12.495
0.250
1.748
1.3745
2.360
324JP &
1.2495
8.12
11.00
12.500
0.312 14.00
4
5/8-11
0.94
1.750
1.3750
1/2-13
1.50
1.00
2.125
2.395
8.125
326JP
1.2490
12.495
0.250
1.748
1.3745
2.355
364JP &
1.6245
8.12
11.00
12.500
0.312 14.00
4
5/8-11
0.94
2.125
1.7500
1/2-13
1.50
1.00
2.500
2.395
8.125
365JP
1.6240
12.495
0.250
2.13
1.7495
2.355
Keyseat
ES
R
Min.
S
ET
0.771
1.65
0.190
5.952
0.756
1.65
0.188
5.922
0.771
1.65
0.190
5.952
0.756
0.188
5.922
1.112
2.53
0.252
5.890
1.097
0.250
5.860
1.112
2.53
0.252
5.890
1.097
0.250
5.855
1.112
2.53
0.252
5.895
1.097
0.250
5.860
1.112
2.53
0.252
5.895
1.097
0.250
5.855
1.416
2.53
0.377
5.895
1.401
0.375
5.855