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
Product Availability
This product is not currently available for purchase online. Please try again later or contact Customer Support for assistance.
Already have an account? Sign in
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

