Union, Quick Connect, 3.3" pilot, 2" NPT
857-006-128
- 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
Quick ConnectQuick Connect
B
2"-11.5 NPT2"-11.5 NPT
C
190.5 mm7.5 "
D1
406.4 mm16 "
D2
481.61 mm18.961 "
E
111.9 mm4.406 "
F
88.9 mm3.5 "
G
73 mm2.874 "
I
84.12 mm3.312 "
J
294.4 mm11.591 "
K
1-1/4"-11.5 NPT1-1/4"-11.5 NPT
M
76.86 mm3.026 "
N
145.9 mm5.744 "
O
NPT 2"-11.5 RHNPT 2"-11.5 RH
R
378.48 mm14.901 "
S
11.28 mm0.444 "
S2
42.6 mm1.677 "
S3
BrazedBrazed
X
31.8 mm1.252 "
Operating Specifications
Media
Steam, WaterSteam, Water
Rotor Connection
Quick Connect Quick Connect
Supply Connection
2"-11.5 NPT 2"-11.5 NPT
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
Interface Drawing
Interface Control drawing for 857-006-128
Operating Manual
Operating Manual for 54, 55, and 57 series
Service Guide
Service Guide for unions beginning with 857