Seal Kit for Toyota HPT25
00591-27378-81
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Compatibility
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Product Description
Toyota OEM hydraulic polyurethane seal kit, part number 00591-27378-81, engineered for use with Toyota manual pallet jack HPT25 models. Kit includes PU seals suitable for 18 mm pump piston and 35 mm plunger applications, designed to maintain factory hydraulic integrity in manual pallet jack service.
Specifications
Part Numbers & Compatibility
| Make | Toyota |
| Model | HPT25 |
| Part Number | 00591-27378-81 |
| Manufacturer Part Number | 00591-27378-81 |
| Thread Compatibility | Pump assembly compatible with Toyota HPT25 threads and ports |
| Seal Applications | Suitable for 18 mm pump piston and 35 mm plunger applications. |
Additional Specifications
| Seal Material | Polyurethane (PU) |
| Seal Kit Description | Toyota OEM hydraulic polyurethane seal kit, part number 00591-27378-81, engineered for use with Toyota manual pallet jack HPT25 models. |
| Hydraulic Integrity | Designed to maintain factory hydraulic integrity in manual pallet jack service. |
Frequently Asked Questions
Q: What makes and models is this seal kit compatible with?
A: The 00591-27378-81 seal kit is specifically designed for Toyota HPT25 manual pallet jack models. It is not compatible with other makes or models without verifying thread compatibility and port dimensions.
Q: What materials are used in this seal kit, and how do they affect durability?
A: The 00591-27378-81 seal kit uses polyurethane (PU) seals, which are known for their durability and resistance to hydraulic fluid. These materials help maintain hydraulic integrity and extend the lifespan of the equipment.
Q: How do I know when to replace this seal kit?
A: Replace the 00591-27378-81 seal kit if you notice hydraulic fluid leaks, sluggish lifting action, or difficulty maintaining pressure under load. Age-related seal degradation is common in equipment over 5 years old.
Q: Can I use this seal kit on other Toyota models?
A: The 00591-27378-81 is specifically engineered for Toyota HPT25 manual pallet jack models. It may not be suitable for other Toyota models without confirming compatibility through thread and port dimensions.
Q: What should I do if the seals are damaged or worn?
A: If the seals are damaged or worn, you must purchase a complete 00591-27378-81 kit. Reusing old seals can compromise hydraulic integrity and create leak risks.
Q: What maintenance helps prevent seal failure?
A: Use the correct ISO-grade hydraulic fluid for the HPT25, change it every 1 to 2 years or when discolored, and keep the pump intake filter clean. Avoid exposing the equipment to extreme heat or direct sunlight.