Description
General Pump ZK51 Unloader: A flow sensitive unloader designed for applications requiring volumes from 3.0 to 4.2 GPM. Its flow-through design and unbalanced piston allow for accurate pressure adjustments.
Specifications:
- Max GPM: 4.2
- Max PSI: 3000
- Inlet: 3/8" BSP-F
- Outlet: 3/8" BSP-M
- Bypass: 3/4" BSP-M or 1/2" BSP-F
- Temperature: 165° F
- Ship Weight: 2.5 lbs
- Maximum Volume: 2.9 - 4.2 GPM
- Maximum Discharge Pressure: 1,450 - 2,900 PSI
- Maximum Temperature: 165°F
- Port Sizes:Inlet: 3/8" NPT-F, Bypass: 3/4" NPT-M, Outlet: 3/8" NPT-M
- Dimensions: 6.31" x 4.00" x 2.75"