Product Description
The Crown 40225 is a complete direct replacement hydraulic seal kit for PT Series manual pallet jacks. This factory-spec kit restores full sealing integrity in both pump and cylinder systems, featuring durable nitrile and thermoplastic elastomer seals engineered for reliable performance under pressure. Ideal for maintaining consistent operation and extending equipment lifespan on 5000 lb capacity manual pallet jack units.
Specifications
Hydraulic/Pneumatic
| Hydraulic System Pressure Rating (Reference Model) | 3000 PSI maximum working pressure (per Crown PT Series hydraulic system design) |
Material & Construction
| Seal Material | Nitrile rubber (NBR) and thermoplastic elastomer (TPE) for chemical compatibility and durability |
| Seal Hardness | 70 Shore A durometer (NBR seals) |
Part Numbers & Compatibility
| OEM Part Number | CR 40225 |
Frequently Asked Questions
Q: What equipment does the CR 40225 hydraulic seal kit fit?
A: The CR 40225 is an OEM-designated seal kit for Crown PT Series manual pallet jacks rated at 5000 lbs capacity. This complete kit restores sealing in both pump and cylinder hydraulic systems on Crown manual pallet jack equipment.
Q: What materials are included in this seal kit?
A: The CR 40225 contains nitrile rubber (NBR) and thermoplastic elastomer (TPE) seals engineered for chemical resistance and pressure retention. All seals are rated at 70 Shore A hardness for durability in manual jack hydraulic systems.
Q: What is the maximum pressure rating for this seal kit?
A: The CR 40225 is designed for Crown PT Series hydraulic systems with a 3000 PSI maximum working pressure rating. This kit maintains pressure containment for the 1.25 inch hydraulic cylinder bore found in these manual jacks.
Q: What does this complete seal kit include?
A: The CR 40225 is a complete restoration kit containing all pump and cylinder seals required for a full hydraulic system rebuild. Individual seal components from this kit are also available separately as replacement parts if only one element needs replacement.