Type G Rotary Union Overview

The Type G Rotary Union from Johnson-Fluiten introduces a high performance, high precision union for coolant, air and hydraulic oil applications. Type G unions are generally applied to the machine tool industry for:

  • Transfer lines
  • Gun drills
  • Spindles
  • Drilling
  • Milling
  • Rotary index tables

Based on more than 40 years of mechanical seal design and application expertise, the Johnson-Fluiten Type G rotary union line is built to perform under the most demanding conditions. A thorough understanding of seal load optimization, seal wear characteristics and application knowledge means the Type G union can provide years of reliable service for coolant, air and hydraulic oil applications.

Type Media Pressure (Max) Temperature (Max) Speed
Coolant Air Oil bar psi °C °F
GA 105 1,500 120 250 3,500
GAI 70 1,000 120 250 3,500
GFL/GFLA 80 1,160 90 195 15,000
GFS/GFSA 80 1,160 90 195 20,000
GHP/GHPA 140 2,030 90 195 32,000
GHS/GHSA 80 1,160 90 195 42,000
G5050 105 1,500 120 250 30,000
G2M/G4M/G5M 250 3,610 90 195 100
                 
Recommended
Acceptable
Not Recommended		     Higher speed and pressure available upon request.