U.S. GALLONS PER MINUTE 0 10 12 14 16 18 20 22 24 26
HE
AD
IN F
EE
T
0
100
200
300
400
500
600 OPEN DRIP PROOF MOTORS ONLY
2 4 6 8
E41 • T41 SERIES (60 Hz ODP Service Factor Selections*) 3450 RPM
B C D E G J L M P
MTH PUMPS
Composite Curves
• Capacities to 24 GPM
• Heads to 600 Feet
• Low NPSH Requirements
• Horizontal Close Coupled
• Vertical Flange Mounted
• Flex Coupled
E41 • T41 SERIES
* Horsepower data is valid for 1.0 specific gravity fluids only
1/3
3/4
1/3
1/3
1/2
3/4
1
11/23/4
1/2
13/4
2
11/21
3/4
1
3/4
3
2
11/2
1
1/2 11/2
1
2
1/2
1/3
3/4 1
2
1/31/3
1/3
1/3
1/211/2
1/23/4
1/21/2
E41 • T41 Series
E41
• T41
SER
IES
PUM
PS1/2
Page T-15
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
E41 • T41 SERIES
E41 • T41 SERIES PUMPS
Page T-16
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
U.S. GALLONS PER MINUTE 0 10 12 14 16 18 20 22 24 26
HE
AD
IN F
EE
T
0
100
200
300
400
500
600 ALL MOTOR ENCLOSURES
B C D E G J L M P
2 4 6 8
E41 • T41 SERIES (60 Hz 1.0 Service Factor Motor Horsepower Selections*) 3450 RPM
1½
U.S. GALLONS PER MINUTE 0 10 12 14 16 18 20 22
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
B C D E G J L M P
ALL MOTOR ENCLOSURES
2 4 6 8
E41 • T41 SERIES (50 Hz 1.0 Service Factor Motor Horsepower Selections*)2880 RPM ¾
21½
1
1
1
1
1
1
1½
1½
Composite Curves
* Horsepower data is valid for 1.0 specific gravity fluids only
1/3
1/3
1
1/3
1/3
¾
¾
1
2
1
¾
1½
1
¾
2
1½
1
¾
1½
1
¾
2
3
2
1½
1
¾
½1
½½
½
½½
2
¾
½
1/3
1/31/3
1/3
1/3 1/3
½
½
½
½
½ ½½
¾
¾
¾
¾¾
¾
¾
1½
E41 • T41 SERIES
E41
• T41
SER
IES
PUM
PS
Page T-17
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
U.S. GALLONS PER MINUTE 0 4 10 12 14 16
HE
AD
IN F
EE
T
0
50
100
150
200
250
300 ALL MOTOR ENCLOSURES
2 6 8
E41 • T41 SERIES (60 Hz 1.0 Service Factor Motor Horsepower Selections*) 1750 RPM
B C D E G J L M P
1/3
1/31/3 1/3
Composite Curves
* Horsepower data is valid for 1.0 specific gravity fluids only
½
1/3
E41 • T41 SERIES
E41 • T41 SERIES PUMPS
Page T-18
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
U.S. GALLONS PER MINUTE0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
0.5
1.0
1.5
E41B • T41B 3450 RPMHead-Capacity
BHP*
% Efficiency
NPSH 4’ 10’, 13‘
BH
P*
EFF
Performance Curves
U.S. GALLONS PER MINUTE0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
0
0.5
1.0
E41B • T41B 2880 RPMHead-Capacity
BHP*
% Efficiency
NPSH 4’, 10’, 13’
BH
P*
EFF
40%
1.5
Indicates altered performance at NPSH Available* Horsepower data is valid for 1.0 specific gravity fluids only
E41 • T41 SERIES
E41
• T41
SER
IES
PUM
PS
Page T-19
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Performance Curves
U.S. GALLONS PER MINUTE0
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
0.5
1.0
1.5
1 2 3 4 5 6
E41C • T41C 3450 RPMHead-Capacity
BHP*
% Efficiency
NPSH 4’ 7’ 13’
BH
P*
EFF
U.S. GALLONS PER MINUTE0
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
0.5
1.0
E41C • T41C 2880 RPMHead-Capacity
BHP*
% Efficiency
NPSH 4’, 7’, 12’
BH
P*
EFF
1 2 3 4 5
1.5
Indicates altered performance at NPSH Available* Horsepower data is valid for 1.0 specific gravity fluids only
E41 • T41 SERIES
E41 • T41 SERIES PUMPS
Page T-20
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Performance Curves
Head-Capacity
NPSH 5’ 7’ 10‘ 13’
U.S. GALLONS PER MINUTE0 1 2 3 4 5 6 7 8
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
1
2
E41D • T41D 3450 RPM
BHP*
% Efficiency
BH
P*
EFF
50%
3
4
U.S. GALLONS PER MINUTE0
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
0.5
1.0
E41D • T41D 2880 RPMHead-Capacity
BHP*
% Efficiency
NPSH 5’, 7’, 10’, 13’
BH
P*
EFF
1 2 3 4 5 6
1.5
Indicates altered performance at NPSH Available* Horsepower data is valid for 1.0 specific gravity fluids only
E41 • T41 SERIES
E41
• T41
SER
IES
PUM
PS
Page T-21
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Performance Curves
U.S. GALLONS PER MINUTE0 10
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
50%
0
1
2
E41E • T41E 3450 RPMHead-Capacity
BHP*
% Efficiency
NPSH 4’ 7’ 12’
BH
P*
EFF
1 2 3 4 5 6 7 8 9
3
4
U.S. GALLONS PER MINUTE0 2 6
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
0.5
1.0
E41E • T41E 2880 RPMHead-Capacity
BHP*
% Efficiency
NPSH 4’ 7’, 13’
BH
P*
EFF
1 3 4 5 7 8
50%
1.5
2.0
Indicates altered performance at NPSH Available* Horsepower data is valid for 1.0 specific gravity fluids only
E41 • T41 SERIES
E41 • T41 SERIES PUMPS
Page T-22
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Performance Curves
U.S. GALLONS PER MINUTE0 2 4 6 8 10 11 12
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
50%
0
1
2
3
E41G • T41G 3450 RPMHead-Capacity
BHP*
% Efficiency
NPSH 4’ 7’ 13’ 20’
BH
P*
EFF
1 3 5 7 9
4
U.S. GALLONS PER MINUTE0 10
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
1
2
E41G • T41G 2880 RPM
Head-Capacity
BHP*
% Efficiency
NPSH 4’ 7’ 13’
BH
P*
EFF
1 2 3 4 5 6 7 8 9
50%
3
4
Indicates altered performance at NPSH Available* Horsepower data is valid for 1.0 specific gravity fluids only
E41 • T41 SERIES
E41
• T41
SER
IES
PUM
PS
Page T-23
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Performance Curves
NPSH 4’ 7’ 12’ 21’
U.S. GALLONS PER MINUTE 0 4 10 12 14 16
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
50%
0
1
2
E41J • T41J 3450 RPM Head-Capacity
BHP*
% Efficiency
BH
P*
EFF
2 6 8
3
4
U.S. GALLONS PER MINUTE 0 2 3 5 8 10 11 12
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
50%
0
1
2
E41J • T41J 2880 RPM
BHP*
% Efficiency
NPSH 4” 7’, 12’ 21’
BH
P*
EFF
1 4 6 7 9
3
4
Head-Capacity
Indicates altered performance at NPSH Available* Horsepower data is valid for 1.0 specific gravity fluids only
E41 • T41 SERIES
E41 • T41 SERIES PUMPS
Page T-24
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Performance Curves
NPSH 4’ 7’ 12’ 20’
U.S. GALLONS PER MINUTE0 2 4 6 8 10 12 14 16 18 20
HE
AD
INFE
ET
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
50%
0
2.5
5.0
E41L • T41L 3450 RPMHead-Capacity
BHP*
% Efficiency BH
P*
EFF
7.5
10
U.S. GALLONS PER MINUTE0 4 10 12 14 16
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
50%
0
1
2
E41L • T41L 2880 RPM
Head-Capacity
BHP*
% Efficiency
NPSH 4’ 7’ 13’, 20’
BH
P*
EFF
2 6 8
3
4
Indicates altered performance at NPSH Available* Horsepower data is valid for 1.0 specific gravity fluids only
E41 • T41 SERIES
E41
• T41
SER
IES
PUM
PS
Page T-25
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Performance Curves
U.S. GALLONS PER MINUTE0 10 12 14 16 18 20 22
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
2.5
5.0
E41M • T41M 3450 RPMHead-Capacity
BHP*
% Efficiency
NPSH 4’ 7’ 13’ 20’
2 4 6 8
7.5
50%
BH
P*
EFF
10
U.S. GALLONS PER MINUTE0 10 12 14 16 18 20
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
1
2
3
E41M • T41M 2880 RPM
Head-Capacity
BHP*
% Efficiency
NPSH 4’ 7’ 13’, 20’
BH
P*
EFF
2 4 6 8
4
50%
Indicates altered performance at NPSH Available* Horsepower data is valid for 1.0 specific gravity fluids only
E41 • T41 SERIES
E41 • T41 SERIES PUMPS
Page T-26
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Performance Curves
U.S. GALLONS PER MINUTE0 2 4 6 8 10 12 14 16 18 20 22 24 26
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
2.5
5.0
E41P • T41P 3450 RPM
Head-Capacity
BHP*
% Efficiency
NPSH 4’ 8’ 13’ 20’
7.5
50%
BH
P*
EFF
10
U.S. GALLONS PER MINUTE0 10 12 14 16 18 20 22
HE
AD
IN F
EE
T
0
100
200
300
400
500
600
0%
10%
20%
30%
40%
0
1
2
E41P • T41P 2880 RPM
Head-Capacity
BHP*
% Efficiency
NPSH 4’ 7’ 13’, 20’
2 4 6 8
3
50%
BH
P*
EFF
4
Indicates altered performance at NPSH Available* Horsepower data is valid for 1.0 specific gravity fluids only
E41 • T41 SERIES
E41
• T41
SER
IES
PUM
PS
Page T-27
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
NOTESAll dimensions in inches. May vary ± ¼ inches.Not for construction purposes unless certified.*See motor dimensions for “C-AH” dimension (Varies depending on motor enclosure).
Dimensions
BA+4 3/4
Optional 180° Position
Standard 360° Position
Optional 90° Position
Optional 270° Position
E
E
1
1
1
12
1
4-17/32 Dia. Foundation Holes
4-H Taps
C-AH* 3 3/83/8
2F
L
HD
1” NPT Discharge3/81” NPT Inlet
HSD
1
1 1/2
1
FRAME D BA+4 3/4 2F E H HS HD L56 C 3 1/2 7 3/8 3 2 7/16 5/16 - 18 7 8 18
143 TC 3 1/2 7 5/8 4 2 3/4 5/16 - 18 7 8 18
145 TC 3 1/2 7 5/8 5 2 3/4 5/16 - 18 7 8 18
182 TC 4 1/2 8 3/8 4 1/2 3 3/4 3/8 - 16 8 9 20
184 TC 4 1/2 8 3/8 5 1/2 3 3/4 3/8 - 16 8 9 20
213 TC 5 1/4 9 1/8 5 1/2 4 1/4 3/8 - 16 8 3/4 9 3/4 22
215 TC 5 1/4 9 1/8 7 4 1/4 3/8 - 16 8 3/4 9 3/4 22
Optional Steel Base (Not included in standard price)
T41 Horizontal Close Coupled
56C Thru 215TC Motor Frames
Optional Steel Base (Not included in standard price)
1 7/16
E E
E41 • T41 SERIES
E41 • T41 SERIES PUMPS
Page T-28
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Dimensions
NOTESAll dimensions in inches. May vary ± ¼ inches.Not for construction purposes unless certified.*See motor dimensions for “C-AH” dimension (Varies depending on motor enclosure).
FE
G
9/16
1 3/4
1 13/64
C-AH*
158
J
C
49/64
2 61/64
1 7/16
1” NPT Discharge
2 1/4
B
4-Ø H Holes
Suction2 15/32
D
A
FLANGE STYLE A B C D E F G H JAU (7 1/2 x 4 1/2) 7 1/2 6 1/4 3 1/8 4 1/2 3 1/4 2 1/8 1 1/8 9/16 5/8DB (4 1/2 x 4 1/2) 4 1/2 3.270 1.635 4 1/2 3.270 2.135 1.135 1/2 .615FE (7 3/4 x 4 3/4) 7 1/2 6 1/4 3 1/8 4 1/2 3 1/2 2 1/4 1 1/4 9/16 1/2PA (6 1/2 x 3 3/4) 6 1/2 5 1/2 2 3/4 3 3/4 2 5/8 1 1/2 1 1/8 9/16 5/8SH & BU (6 1/4 x 4) 6 1/4 5 2 1/2 4 2 3/4 1 5/8 1 1/8 9/16 5/8SK (6 1/8 x 4 1/8) 6.13 4.94 2.47 4.13 2.69 1.66 1.03 9/16 .72ST (5 x 5) 5 3 3/4 1 7/8 5 3 3/4 2 5/8 1 1/8 1/2 5/8WI (5 x 5) 5 4 1/8 2 1/16 5 4 1/8 2 13/16 1 5/16 7/16 7/16
T41 Flange Mounted Close Coupled
56C Thru 215TC Motor Frames
E41 • T41 SERIES
E41
• T41
SER
IES
PUM
PS
Page T-29
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
NOTESAll dimensions in inches. May vary ± ¼ inches.Not for construction purposes unless certified.*See motor dimensions for “C-AH” dimension (Varies depending on motor enclosure).
Dimensions
HD
1” NPT Discharge3/8
1” NPT Inlet
HS D
1 1/2
3 3/83/8K 3/4 Dia.
3/16 KeyU Dia.M Key
L
C*
BA+N-W2F 3 6 1/2
4-H Taps
E
E
1
1
2-3/8-16 Taps
2 7/16
2 7/16
12
1
1 4-17/32 Dia. Foundation Holes
1
Optional 180° Position
Standard 360° Position
Optional 90° Position
Optional 270° Position
1
FRAME D U BA+N-W 2F E H K HS HD L M56 T 3 1/2 5/8 4 5/8 3 2 7/16 5/16 - 18 5/8 7 8 24 3/16
143 T 3 1/2 7/8 4 1/2 4 2 3/4 5/16 - 18 5/8 7 8 24 3/16
145 T 3 1/2 7/8 4 1/2 5 2 3/4 5/16 - 18 5/8 7 8 24 3/16
182 T 4 1/2 1 1/8 5 1/2 4 1/2 3 3/4 3/8 - 16 3/4 8 9 26 1/4
184 T 4 1/2 1 1/8 5 1/2 5 1/2 3 3/4 3/8 - 16 3/4 8 9 26 1/4
9 1/8
P3 Bearing Pedestal
56T Thru 184T Motor Frames
E41 • T41 SERIES
E41 • T41 SERIES PUMPS
Page T-30
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Dimensions
NOTESAll dimensions in inches. May vary ± ¼ inches.Not for construction purposes unless certified.*See motor dimensions for “C-AH” dimension (Varies depending on motor enclosure).
E
E
2 7/16
2 7/16
4-3/8-16 Taps
1
1
1
12
1 4-17/32 Dia. Foundation Holes
C*
L3 3/83/8K
U Dia.M Key
1 Dia.1/4 Key
BA+N-W2F 3 1/4 2 1/2 6 1/2
Optional 180° Position
Standard 360° Position
Optional 90° Position
Optional 270° Position
HD
1” NPT Discharge3/8
1” NPT Inlet
HS D
1
1
HS
1 1/2
4-H Taps
FRAME D U BA+N-W 2F E H K HS HD L M143 T 3 1/2 7/8 4 1/2 4 2 3/4 5/16 - 18 5/8 7 8 28 3/16
145 T 3 1/2 7/8 4 1/2 5 2 3/4 5/16 - 18 5/8 7 8 28 3/16
182 T 4 1/2 1 1/8 5 1/2 4 1/2 3 3/4 3/8 - 16 3/4 8 9 30 1/4
184 T 4 1/2 1 1/8 5 1/2 5 1/2 3 3/4 3/8 - 16 3/4 8 9 30 1/4
213 T 5 1/4 1 3/8 6 7/8 5 1/2 4 1/4 3/8 - 16 7/8 8 3/4 9 3/4 33 5/16
215 T 5 1/4 1 3/8 6 7/8 7 4 1/4 3/8 - 16 7/8 8 3/4 9 3/4 33 5/16
P15 Bearing Pedestal
143T Thru 215T Motor Frames
E41 • T41 SERIES
E41
• T41
SER
IES
PUM
PS
Page T-31
© Copyright 2011 MTH Tool Company, Inc. Dated May 2011
Dimensions
NOTESAll dimensions in inches. May vary ± ¼ inches.Not for construction purposes unless certified.*See motor dimensions for “C-AH” dimension (Varies depending on motor enclosure).
C-AH* 3
F
D
1” NPTInlet
3/8 1” NPT Discharge
1
1
K
BL
O
4 1/2
2
OP
AE
J JE
AB
FE
G
9/16
1 3/4
1 13/64
C-AH*
158
J
C
49/64
2 61/64
1 7/16
1” NPT Discharge
2 1/4
B
4-ØH Holes
Suction 2 15/32
D
A
Optional 180° Position
Standard 360° Position
Optional 90° Position
Optional 270° Position
AB**
**Denotes conduit box mounted on top(90 frame only)
FRAME Phase A AB B D E F J K L O OP48 1 6.14 --- 3.54 3.00 2.12 2.72 --- --- 7.08 5.64 6.0056 1 6.53 --- 6.50 3.50 2.44 3.00 --- --- 7.73 6.54 6.5071 3 5.28 5.00 4.25 2.80 2.20 3.54 1.10 1.19 6.53 5.47 5.8080 3 6.10 5.12 4.88 3.15 2.46 3.94 1.26 1.10 6.7 6.18 6.1590 3 6.69 5.91** 5.75 3.54 2.76 4.92 1.38 --- 7.0 6.97 6.54
FLANGE STYLE A B C D E F G H JAU (7 1/2 x 4 1/2) 7 1/2 6 1/4 3 1/8 4 1/2 3 1/4 2 1/8 1 1/8 9/16 5/8DB (4 1/2 x 4 1/2) 4 1/2 3.270 1.635 4 1/2 3.270 2.135 1.135 1/2 .615FE (7 3/4 x 4 3/4) 7 1/2 6 1/4 3 1/8 4 1/2 3 1/2 2 1/4 1 1/4 9/16 1/2PA (6 1/2 x 3 3/4) 6 1/2 5 1/2 2 3/4 3 3/4 2 5/8 1 1/2 1 1/8 9/16 5/8SH & BU (6 1/4 x 4) 6 1/4 5 2 1/2 4 2 3/4 1 5/8 1 1/8 9/16 5/8SK (6 1/8 x 4 1/8) 6.13 4.94 2.47 4.13 2.69 1.66 1.03 9/16 .72ST (5 x 5) 5 3 3/4 1 7/8 5 3 3/4 2 5/8 1 1/8 1/2 5/8WI (5 x 5) 5 4 1/8 2 1/16 5 4 1/8 2 13/16 1 5/16 7/16 7/16
E41 Horizontal Close Coupled
48 Thru 90 Motor Frames
E41 Vertical Close Coupled
48 Thru 90 Motor Frames
1 7/16