Product Description
U-Cup
Compatibility: Fits pallet jacks made by Crown, model M Series Stacker. Alternate model: MSeriesStacker. SKU: CR 064133-003
Frequently Asked Questions
Q: Is CR 064133-003 compatible with Crown M Series Stacker models?
A: Yes. CR 064133-003 is the OEM U-cup seal for Crown M Series Stacker pallet jacks. This part is a direct replacement for the hydraulic cylinder U-seal assembly in these models.
Q: What material is used in CR 064133-003?
A: CR 064133-003 is a polyurethane U-cup seal designed for mineral hydraulic oil systems. It provides dual-action sealing for pressure containment and rod wiping in lift truck cylinders.
Q: What is the pressure rating for this U-cup?
A: CR 064133-003 is rated for Crown M Series Stacker hydraulic working pressures. Reference your equipment model documentation for exact pressure specifications to confirm compatibility.
Q: What signs indicate this U-cup needs replacement?
A: Replace CR 064133-003 if the stacker exhibits internal leakage (weeping oil from cylinder), reduced lift speed, inability to hold load, or visible hydraulic fluid on the external rod surface.
Q: How long does CR 064133-003 typically last in service?
A: Expected service life is 5-10 years under typical warehouse conditions with regular oil maintenance. Stacker duty cycles, ambient temperature, and fluid contamination levels affect actual lifespan.