Interthor LX Hydraulic Seal Kit for Pallet Jacks
GSK 521
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Compatibility
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Product Description
GSK 521 is an Interthor LX hydraulic seal kit engineered for manual pallet jack hydraulic units. The kit contains high-pressure NBR seals, O-rings, and precision fitments for pump, ram, and valve body service. Designed for use in systems up to 3000 PSI, compatible with bore sizes from 1.25 to 1.50 inches, and suitable for mineral hydraulic oils ISO VG 32 to 46. Each component meets industry standards for dimensional accuracy and service life.
Specifications
Part Numbers & Compatibility
| Make | Interthor |
| Model | LX |
| Part Number | GSK 521 |
| Manufacturer Part Number | GSK 521 |
| Hydraulic Oil Compatibility | Suitable for mineral hydraulic oils ISO VG 32 to 46 |
Additional Specifications
| Seal Type | High-pressure nitrile rubber seals, suitable for hydraulic fluid ISO 32 |
| Maximum System Pressure | Rated for hydraulic systems up to 3000 PSI |
| Seal Material | NBR (Nitrile Butadiene Rubber), Shore A hardness 70 ±5 |
| Component Type | Includes high-pressure NBR seals, O-rings, and precision fitments for pump, ram, and valve body service |
| Industry Standards | Meets industry standards for dimensional accuracy and service life |
Frequently Asked Questions
Q: What makes and models is the GSK 521 compatible with?
A: The GSK 521 is compatible with Interthor LX manual pallet jack models.
Q: What materials are used in the GSK 521 seal kit?
A: The GSK 521 contains high-pressure nitrile butadiene rubber (nbr) seals with shore a hardness 70 ±5, plus precision o-rings and fitments for pump, ram, and valve body service.
Q: What types of hydraulic fluids are suitable for the GSK 521?
A: The GSK 521 is designed for use with mineral hydraulic oils iso vg 32 to 46. Verify your equipment specifies compatibility with these fluid grades before use.
Q: What is the maximum pressure rating for the GSK 521?
A: The GSK 521 is rated for hydraulic systems up to 3000 psi maximum system pressure.
Q: What are the precision fitments included in the GSK 521?
A: The GSK 521 includes fitments for pump, ram, and valve body service. Each component meets precision dimensional accuracy standards for reliable sealing performance.
Q: How do I know if the GSK 521 is the right replacement part for my equipment?
A: Confirm your Interthor LX manual pallet jack requires a hydraulic seal kit and check for compatibility with the GSK 521. Ensure your equipment's bore size and seal cavity dimensions match.