| Specifications |
Model |
|
C51/F51 |
521 |
1021 |
F1021 |
F1521 |
| Suction Flange |
1" |
2-1/2" |
3" |
3" 300 LB ASA |
4" 300 LB ASA |
| Discharge Flange |
3/4" |
2" |
3" |
2-1/2" 300 LB ASA |
3" 300 LB ASA |
Minimum RPM
Maximum RPM |
1450
1750 |
420
950 |
420
950 |
420
950 |
420
860 |
| Minimum Temp. |
-25°F
(-32°C) |
| Maximum Temp. |
225°F
(107°C) |
Max. Working Pressure
PSIG (Bar) |
350
(25.2) |
400
(28.6) |
400
(28.6) |
400
(28.6) |
400
(28.6) |
| Max Differential
Pressure |
125
PSID
(8.6 Bar) |
125
PSID
(8.6 Bar) |
125
PSID
(8.6 Bar) |
125
PSID
(8.6 Bar) |
100
PSID
(6.9 Bar) |
| Suction Flange Option |
No |
2" |
4" |
No |
No |
| Discharge Flange
Option |
No |
2-1/2" |
4" |
No |
No |
| Internal Relief |
Yes |
Yes |
Yes |
No |
No |
| O-Ring Material
Options: |
Buna
N (standard), Teflon®, Viton®, Neoprene® |
| Seal Seat Material
Options: |
Cast
Iron (standard), Stainless Steel, Ni-Resist |
Steel Slip-On Flange
Option
(suction & discharge) |
No |
Yes |
Yes |
No |
No |
Discharge Flange
Option
Elbow (2" or 1-1/2") |
No |
Yes |
No |
No |
No |
| Cast Steel Case
Option |
No |
Yes |
No |
No |
No |
| Maximum Driver |
2 HP
1.5 KW |
10
HP
7.5 KW |
20
HP
15 KW |
20
HP
15 KW |
30
HP
22 KW |
