657-000-272177
- Monoflow and duoflow design
- Self-supported rotating union
- Radial housing connection
- Balanced mechanical seals
- Keyed rotor seal
- Easy and quick replacement of sealing components
- Ball bearings lubricated for life
- E.L.S. (Extended Life Service) seal combination for poor water quality
- 3 vent holes
- Forged brass housing and stainless steel rotor
- Special options include threaded vent holes
Imperial
Metric
Dimensions
A
2-1/2"-12 UNF RH
B
2"-11.5 NPT
C
4.626"
C
117.5 mm
D1
9.539"
D1
242.3 mm
D2
12.157"
D2
308.8 mm
E
67.7 mm
E
2.665"
F
38.1 mm
F
1.5"
G
47.6 mm
G
1.874"
H
60.3 mm
H
2.374"
J
6.197"
J
157.4 mm
K
1-1/4"-11.5 NPT
M
2.252"
M
57.2 mm
N
3.52"
N
89.4 mm
O
NPT 1"-11.5 RH
P
Non-Threaded
R
10.256"
R
260.5 mm
S
0.709"
S
18 mm
S2
1.244"
S2
31.6 mm
S3
Rotating
Operating Specifications
Media
Water
Rotor Connection
2-1/2"-12 UNF RH
Housing Connection
2"-11.5 NPT
Water
Max. Flow
103.2 GPM
Water
Max. Flow
390.5 l/min
Water
Max. Pressure
10 bar
Water
Max. Pressure
150 psi
Water
Max. Temperature
93 °C
Water
Max. Temperature
195 °F
