Viking 493 SERIES™
Brands
Viking PumpIndustry Standard
Industrial StandardThe 493 Series™ internal gear pump is the ideal solution for compressor lubrication, fuels, and lube oils due to its high speed operation and ability to withstand high working pressures. It can handle flows up to 75 GPM (17 m³/h).
Features & Benefits
- Close coupled to fit tight space constraints with vertical mount options for reduced unit footprint
- High speed operation for economical steel pump offering
- High working pressures for compressor lubrication applications
- Class 300 flanges standard on all sizes and models
Performance
| Flow Rate | Max Pressure | Temperature | Viscosity |
| to 75 GPM
to 17 m³/h |
to 250 PSI
to 17 Bar |
0 to +350 °F
-20 to +175 °C |
28 to 15,000 SSU
1 to 3,300 cSt |
Options
| Porting Options | Sealing Options | Drive Options | Mounting Options |
| Opposite (180°), Flanged (ASME / ANSI) | Behind the Rotor Seal, Balanced Seal | M Motor Mounted Drive, D Direct-Mounted Drive, IM Vertically In-Line Mounted Drive | Foot Mount, Motor Mount, Vertical Mount |
| Model | Standard Port Size | Nominal Capacity at Maximum Rated Speed GPM (60hz) | Nominal Capacity at Maximum Rated Speed RPM (60hz) | Nominal Capacity at Maximum Rated Speed m3/h (50hz) | Maximum RPM (50hz) | Maximum Pressure PSI | Maximum Pressure BAR |
| GG493 | 1 | 10 | 1800 | 3 | 1500 | 250 | 17 |
| HJ493 | 1.5 | 20 | 1800 | 4.5 | 1500 | 250 | 17 |
| HL493 | 1.5 | 30 | 1800 | 7 | 1500 | 250 | 17 |
| AS493 | 3 | 35 | 1200 | 8 | 1000 | 250 | 17 |
| AK493 | 3 | 50 | 1200 | 11 | 1000 | 250 | 17 |
| AL493 | 3 | 75 | 1200 | 17 | 1000 | 250 | 17 |