Union, Duoflow, 100 mm flange, 65 mm pilot, 1-1/2" NPT
557-000-765467
- 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
Dimensions

A
99.82 mm3.93 "
B
1-1/2"-11.5 NPT1-1/2"-11.5 NPT
C
108 mm4.252 "
D1
214 mm8.425 "
D2
264.8 mm10.425 "
E
65.8 mm2.591 "
F
20 mm0.787 "
G
38.1 mm1.5 "
I
64.77 mm2.55 "
J
149.8 mm5.898 "
K
1-1/4"-11.5 NPT1-1/4"-11.5 NPT
M
46 mm1.811 "
N
77.6 mm3.055 "
O
NPT 3/4"-14 RHNPT 3/4"-14 RH
P
Non-ThreadedNon-Threaded
R
279 mm10.984 "
S
37 mm1.457 "
S2
30.4 mm1.197 "
S3
BrazedBrazed
X
20 mm0.787 "
Operating Specifications


Media
WaterWater
Rotor Connection
99.82 mm3.93 "
Supply Connection
1-1/2"-11.5 NPT 1-1/2"-11.5 NPT
Water Max. Flow
252.8 l/min66.8 GPM
Water Max. Pressure
10 bar150 psi
Water Max. Temperature
93 °C195 °F
Documents & Resources
Installation Guide
Installation Guide for 54, 55, and 57 series
Interface Drawing
Interface Control drawing for 557-000-765467
Operating Manual
Operating Manual for 54, 55, and 57 series
Service Guide
Service Guide for unions 57-series unions