157-050-021012
- 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
3/4"-16 UNF RH
B
1/2"-14 NPT
C
2.252"
C
57.2 mm
D1
4.685"
D1
119 mm
D2
5.787"
D2
147 mm
E
34.1 mm
E
1.343"
F
19 mm
F
0.748"
G
12.7 mm
G
0.5"
H
1.126"
H
28.6 mm
J
3.091"
J
78.5 mm
K
3/8"-18 NPT
M
0.709"
M
18 mm
N
1.575"
N
40 mm
O
NPT 3/8"-18 RH
P
Non-Threaded
R
4.882"
R
124 mm
S3
Threaded
Operating Specifications
Media
Water, Steam, Hot Oil
Rotor Connection
3/4"-16 UNF RH
Housing Connection
1/2"-14 NPT
Hot Oil
Max. Flow
7.1 GPM
Hot Oil
Max. Flow
26.9 l/min
Hot Oil
Max. Pressure
90 psi
Hot Oil
Max. Pressure
6.2 bar
Hot Oil
Max. Temperature
250 °F
Hot Oil
Max. Temperature
121 °C
Steam
Max. Flow
29.6 GPM
Steam
Max. Flow
112.2 l/min
Steam
Max. Pressure
15 psi
Steam
Max. Pressure
1 bar
Steam
Max. Temperature
250 °F
Steam
Max. Temperature
121 °C
Water
Max. Flow
7.1 GPM
Water
Max. Flow
26.9 l/min
Water
Max. Pressure
750 psi
Water
Max. Pressure
51.7 bar
Water
Max. Temperature
250 °F
Water
Max. Temperature
121 °C
