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HR SERIES


TN SERIES

GRAYMILLS Seal-Less Immersible Pumps are designed for
use in commercial and general industrial applications. They will
handle coolants, slurries, abrasives, and solvents. Standard
materials of construction are cast iron bodies with steel shafts.
the IM Series has been specially designed as direct replace-
ment pumps for foreign manufactured machine tools with little
or no modifications. These units will replace fuji, mitsubishi,
Toshiba, Hitachi and Yasukawa manufactured equipment.
Contact your Water Cooling Application Engineer for assistance in
selecting the correct replacement.

• Seal-Less Design
– Eliminates leaking, costly seal replacement, and downtime

No Pumps Bearings – Allows pump to be run dry without damage and to handle abrasive and slurries

• Various Lengths Available
– Flexibility in mounting

• Open Impeller Design
– Prevents clogging


TN SERIES SPECIFICATIONS TABLE

Model
Max.
Flow
GPM
Max.
Head
FT
Max.
Temp
°F
Max.
Visc
SSU
Max.
Spec
Grav.
Connections
x
Immersion
Depth
in
Wetted**
Materials
MOTOR DATA
Shp.
Wt.
Lbs
Overall
Dimensions
In.
Inlet
Outlet
HP
RPM
Volts
PH
Hz
Encl
HR15H-A
9
9
225
100
1.1
-
5/8" OD
5
BR,NR
1/15
3000
115
1
60/50
TEFC
10
10 X 5 X 5
HR35-A
15
9
225
150
1.1
-
1/2" FPT
8
CI,NR
1/25
1500
115
1
60/50
TEFC
15
13 X 5 X 5
HR45-E
16
11
225
500
1.1
-
1/2" FPT
8
CI,NR
1/6
1725
115/230
1
60/50
TEFC
30
17 X 7 X 7
HR45-F
16
11
225
500
1.1
-
1/2" FPT
8
CI,NR
1/6
1725
230/460
3
60/50
TEFC
30
17 X 7 X 7
TN31-1/6-F
35
15
225
300
1.1
-
3/4" FPT
6 3/8
CI
1/6
1725
230/460
3
60/50
TEFC
50
17 X 7 X 10
TN31-1/4-E
40
19
225
500
1.1
-
3/4" FPT
6 3/8
CI
1/4
1725
115/230
1
60/50
TEFC
50
17 X 7 X 10
TN31-1/4-F
40
19
225
500
1.1
-
3/4" FPT
6 3/8
CI
1/4
1725
230/460
3
60/50
TEFC
50
17 X 7 X 10
TN33H-1/2-E
40
40
225
300
1.1
-
1" FPT
9 1/4
CI
1/2
3450
115/230
1
60/50
TEFC
55
22 X 7 X 10
TN33H-1/2-F
40
40
225
300
1.1
-
1" FPT
9 1/4
CI
1/2
3450
230/460
3
60/50
TEFC
55
22 X 7 X 10
TN33H-3/4-E
54
48
225
300
1.1
-
1" FPT
9 1/4
CI
3/4
3450
115/230
1
60/50
TEFC
60
22 X 7 X 10
TN33H-3/4-F
54
48
225
300
1.1
-
1" FPT
9 1/4
CI
3/4
3450
230/460
3
60/50
TEFC
60
22 X 7 X 10
TN33H-1-E
60
60
225
300
1.1
-
1" FPT
9 1/4
CI
1
3450
115/230
1
60/50
TEFC
65
22 X 7 X 10
TN33H-1-F
60
60
225
300
1.1
-
1" FPT
9 1/4
CI
1
3450
230/460
3
60/50
TEFC
65
22 X 7 X 10
TN33H-1-1/2-E
60
73
225
500
1.1
-
1" FPT
9 1/4
CI
1 1/2
3450
115/230
1
60/50
TEFC
60
22 X 7 X 10
TN33H-1-1/2-F
60
73
225
500
1.1
-
1" FPT
9 1/4
CI
1 1/2
3450
230/460
3
60/50
TEFC
60
22 X 7 X 10
TN41-1/2-E
62
25
225
500
1.1
-
1" FPT
7
CI
1/2
1725
115/230
1
60/50
TEFC
60
19 X 9 X 11

Other seal configurations available for temperatures up to 350°F.
* Contact a Water Cooling Engineer for assistance in selecting
pumps for fluids over 500 SSU.
** Also available in All Bronze and 316SSS construction.
See page 5 for material legend.

Contact a Water Cooling Application Engineer for assistance in selecting pumps for fluids with specific gravity over 1.1.
Also available in TEFC and Explosion Proof.

Water Cooling Corp. The Pump Warehouse
P.O. Box 220056 | Rosedale, NY 11422
Phone: Toll Free: 1.877.559.7894 | Fax: 718.525.1826