255-052-255043
- Monoflow and duoflow operation
- Self-supported rotating union
- Radial housing connection
- Balanced mechanical seals
- 3 vent holes
- Forged brass housing and stainless steel rotor
- Special options include threaded vent holes, low torque design
- Seal Combinations: Carbon Graphite/Bronze for water; Carbon Graphite/Ceramic for hot oil, hot water and saturated steam; Tungsten Carbide/Ceramic for severe conditions such as poor water quality
Imperial
Metric
Dimensions
A
3/4"-14 NPT RH
B
3/4"-14 NPT
C
2.875"
C
73.03 mm
D1
5.374"
D1
136.5 mm
D2
174 mm
D2
6.85"
E
36.5 mm
E
1.437"
F
22.2 mm
F
0.874"
G
0.689"
G
17.5 mm
H
1.26"
H
32 mm
J
4.067"
J
103.3 mm
K
1/2"-14 NPT
M
25.4 mm
M
1"
N
1.866"
N
47.4 mm
O
NPT 1/2"-14 RH
P
Non-Threaded
R
137.9 mm
R
5.429"
S3
Threaded
Operating Specifications
Media
Water, Steam, Hot Oil
Rotor Connection
3/4"-14 NPT RH
Housing Connection
3/4"-14 NPT
Hot Oil
Max. Flow
13.9 GPM
Hot Oil
Max. Flow
52.8 l/min
Hot Oil
Pressure
6.9 bar
Hot Oil
Pressure
100 psi
Hot Oil
Temperature
121 °C
Hot Oil
Temperature
250 °F
Steam
Max. Flow
58.1 GPM
Steam
Max. Flow
219.9 l/min
Steam
Pressure
1 bar
Steam
Pressure
15 psi
Steam
Temperature
121 °C
Steam
Temperature
250 °F
Water
Max. Flow
13.9 GPM
Water
Max. Flow
52.8 l/min
Water
Pressure
51.7 bar
Water
Pressure
750 psi
Water
Temperature
121 °C
Water
Temperature
250 °F
