Union, G 3" RH, G 3"
857-020-118
- Monoflow and duoflow design
- Self-supported rotating union
- Radial housing connection
- Balanced mechanical seals
- Seal combination: Carbon Graphite/Tungsten Carbide
- Full-media flow
- Easy and quick replacement of sealing components
- Vented housing
- Cast iron housing
- Steel rotor
Dimensions

A
G 3"-11 RHG 3"-11 RH
B
G 3"-11G 3"-11
C
190 mm7.48 "
D1
363 mm14.291 "
D2
461 mm18.15 "
E
63 mm2.48 "
F
45 mm1.772 "
G
48 mm1.89 "
H
102 mm4.016 "
J
230 mm9.055 "
K
2"-11.5 NPT2"-11.5 NPT
M
75 mm2.953 "
N
144 mm5.669 "
O
NPT 2"-11.5 RHNPT 2"-11.5 RH
R
355 mm13.976 "
S
65 mm2.559 "
S2
45 mm1.772 "
S3
RotatingRotating
Operating Specifications


Media
Steam, WaterSteam, Water
Rotor Connection
G 3"-11 RH G 3"-11 RH
Supply Connection
G 3"-11 G 3"-11
Steam Max. Flow
4170 l/min1,101.6 GPM
Steam Max. Pressure
1 bar15 psi
Steam Max. Temperature
121 °C250 °F
Water Max. Flow
1001 l/min264.4 GPM
Water Max. Pressure
10 bar150 psi
Water Max. Temperature
121 °C250 °F
Documents & Resources
Operating Manual
Operating Manual for 54, 55, and 57 series
Service Guide
Service Guide for unions beginning with 857