The G Rotary Union from Johnson-Fluiten introduces a high performance, high precision union for coolant, air and hydraulic oil applications. G unions are generally applied to the machine tool industry for:
|
|
Based on decades of mechanical seal design and application expertise, the Johnson-Fluiten 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 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 | 6,000 | |||
| GAI | 70 | 1,000 | 120 | 250 | 3,500 | |||
| GB | 400 | 5,800 | 90 | 195 | 1,500 | |||
| GFR/GFRA | 80 | 1,160 | 90 | 195 | 10,000 | |||
| GFP/GFPA | 150 | 2.175 | 90 | 195 | 15,000 | |||
| 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 | |||
| G/5485 | 105 | 1,500 | 120 | 250 | 8,000 | |||
| G2M/G4M/G5M | 250 | 3,610 | 90 | 195 | 100 | |||
| G2M019003818 | 250 | 3,610 | 90 | 195 | 100 | |||
| G5007 | 70 | 1,000 | 120 | 250 | 1,500 | |||
| Bracket Mounted | 80 | 1,160 | 120 | 250 | 24,000 | |||
| Higher speed and pressure available upon request. | ||||||||