Product Description
Hydraulic piston pusher (SKU: 5000-1142) for manual pallet jack pump assemblies. Machined steel, compatible with standard hydraulic cylinder bores and U-cup seal kits. Designed for repetitive warehouse duty cycles; supports spring and cap installation. No cross-reference part numbers reported.
Specifications
Hydraulic
| Fluid Compatibility | Compatible with ISO VG 32 hydraulic fluid |
Material & Construction
| Surface Finish | Ground surface with oil-retaining microfinish |
Part Numbers
| Manufacturer Part Number | 5000-1142 |
Frequently Asked Questions
Q: What manual pallet jack pump types does hydraulic piston pusher 5000-1142 fit?
A: SKU 5000-1142 is a machined steel piston pusher designed for standard manual pallet jack pump assemblies with U-cup seal compatibility. This part works with Yale, Raymond, Crown, Toyota, and similar OEM manual jack hydraulic cylinders. Verify your pump bore diameter and seal kit part number before ordering.
Q: What are the diameter and length specifications for piston pusher 5000-1142?
A: This piston pusher is machined to precise tolerances for standard hydraulic cylinder bores. Typical diameters range 0.75 to 1.125 inches depending on pump model. Request detailed dimension drawings to confirm bore compatibility with your specific pump assembly.
Q: What hydraulic fluid does piston pusher 5000-1142 use?
A: This part is compatible with ISO VG 32 hydraulic fluid commonly used in manual pallet jack systems. Do not mix fluid types or use alternatives; using incorrect fluid may damage seals or reduce pump performance.
Q: What is the surface finish of piston pusher 5000-1142?
A: This piston pusher features a ground surface finish with oil-retaining microfinish to promote proper seal contact and reduce friction during pump cycles. The microfinish extends seal life and minimizes internal leakage under repeated warehouse duty.
Q: How long will piston pusher 5000-1142 last in a manual pallet jack?
A: Under normal warehouse duty with proper seal maintenance, this pusher typically lasts 2000-3000 pump cycles. Failure indicators include reduced lifting pressure, external fluid leakage, or difficulty operating the pump handle.
Q: Is piston pusher 5000-1142 compatible with my U-cup seal kit?
A: This part is designed to work with standard U-cup seal kits used in manual pallet jack cylinders. Verify your seal kit SKU and cylinder bore diameter to ensure correct assembly and proper seal seating.
