Product Description
The VJ 55F143 is a precision-machined steel cylinder cap for Valu Jack 5500-2 manual pallet jack hydraulic units. This direct replacement component threads into the hydraulic cylinder head, forms the pressure boundary, and works with O-ring 55F142 and U-cup 55F141 to seal the hydraulic circuit. Designed for original equipment compatible replacement in Valu Jack 5500-2 assemblies.
Specifications
Dimensional Specifications
| Installation Fit | Matches Valu Jack 5500-2 hydraulic cylinder body |
Hydraulic
| Primary Use | Hydraulic circuit sealing and pressure retention |
Material & Construction
| Component Material | Machined steel |
Part Numbers
| OEM Part Number | VJ 55F143 |
| Manufacturer Part Number | 55F143 |
| Compatible Hydraulics | Valu Jack 5500-2 hydraulic unit |
Frequently Asked Questions
Q: What is the function of the VJ 55F143 cylinder cap?
A: The VJ 55F143 is a machined steel cylinder cap that threads into the hydraulic cylinder head. It forms the pressure boundary at the cylinder head, seals the hydraulic circuit, and provides structural support for the cylinder end closure.
Q: Which Valu-Jack pallet jack models use the VJ 55F143?
A: The VJ 55F143 is designed for Valu-Jack 5500-2 manual pallet jack hydraulic units. It is an OEM component with no current cross-reference or superseding part numbers documented.
Q: What seals work with the VJ 55F143 cylinder cap?
A: The VJ 55F143 is designed for use with the VJ 55F142 O-ring and the VJ 55F141 U-Cup. These seals work together to form the complete pressure boundary in the Valu-Jack 5500-2 hydraulic cylinder.
Q: What material is the VJ 55F143 manufactured from?
A: The VJ 55F143 is machined from steel to provide structural integrity and withstand hydraulic pressure loads. The component matches the material specification and installation fit of the Valu-Jack 5500-2 hydraulic cylinder body.
Q: Is the VJ 55F143 a direct replacement for the Valu-Jack 5500-2?
A: Yes. The VJ 55F143 is an OEM direct replacement cap for Valu-Jack 5500-2 hydraulic units. Thread pitch and dimensional specifications match the original cylinder head exactly. Verify your hydraulic unit matches the 5500-2 designation before ordering.