Union, G 1/2" RH, Hose Nipple

157-027-151

  • 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
G 1/2"-14 RH
C
57.2 mm
D1
120 mm
E
34 mm
F
19 mm
G
12.7 mm
H
30 mm
J
79 mm
K
3/8"-18 NPT
P
Non-Threaded

Operating Specifications

Recommended operating limits for pressure and speed
Media
Hot Oil, Steam, Water
Rotor Connection
G 1/2"-14 RH
Hot Oil Max. Flow
26.9 l/min
Hot Oil Max. Pressure
6.9 bar
Hot Oil Max. Temperature
121 °C
Steam Max. Flow
112.2 l/min
Steam Max. Pressure
1 bar
Steam Max. Temperature
121 °C
Water Max. Flow
26.9 l/min
Water Max. Pressure
51.7 bar
Water Max. Temperature
121 °C

Documents & Resources

Installation Guide
Installation Guide for 54, 55, and 57 series
Interface Drawing
Interface Control drawing for 157-027-151
Operating Manual
Operating Manual for 54, 55, and 57 series
Service Guide
Service Guide for unions 57-series unions