Product Description
Valu-Jack VJ 6644 Ball Base is a precision-machined steel hydraulic component designed specifically for manual pallet jack pump assemblies, compatible with Valu-Jack 5500 and 6600 models. Functions as the hydraulic ball seat base within the pump housing.
Compatibility: Fits pallet jacks made by Valu-Jack, model 6600. SKU: VJ 6644
Specifications
Material & Construction
| Material Specification | Solid steel construction |
Part Numbers
| Manufacturer Part Number | VJ 6644 |
| OEM Part Number | VJ 6644 |
| Compatible Models | Valu-Jack 5500, Valu-Jack 6600 manual pallet jack hydraulic units |
Frequently Asked Questions
Q: What is the VJ 6644 Ball Base and what does it do?
A: The VJ 6644 is a precision-machined steel hydraulic component that functions as the ball seat base within the pump housing of manual pallet jacks. It is a critical part of the hydraulic pump assembly that controls fluid flow and maintains system pressure during lifting operations.
Q: Which Valu-Jack models are compatible with the VJ 6644 Ball Base?
A: The VJ 6644 fits Valu-Jack Model 5500 and Model 6600 manual pallet jacks. Verify your equipment serial range and pump housing dimensions match before ordering to ensure correct fitment.
Q: What material is the VJ 6644 made from?
A: The VJ 6644 Ball Base is solid steel construction, precision-machined to tight tolerances. Steel provides the hardness and load-bearing capacity required for hydraulic valve seat contact.
Q: What symptoms indicate the VJ 6644 Ball Base needs replacement?
A: Common failure indicators include loss of system pressure, inability to hold load, sluggish pump response, or visible metal debris in hydraulic fluid. Internal wear on the ball seat surface cannot be detected visually without pump disassembly.
Q: Is the VJ 6644 an OEM part or aftermarket equivalent?
A: The VJ 6644 is an OEM Valu-Jack part. The manufacturer part number and OEM part number are both VJ 6644, confirming this is the original equipment specification for Models 5500 and 6600.