00591-53389-81

Frequently Asked Questions

Q: What equipment does the 00591-53389-81 seal kit fit?
A: This seal kit is an OEM direct replacement for Toyota manual pallet jacks. It is designed for ROL-LIFT hydraulic units and works with models that have bore diameters between 1.00 and 1.50 inches and rod diameters between 0.50 and 0.875 inches. Verify your jack model and bore/rod dimensions before ordering to confirm compatibility.

Q: What materials are in the 00591-53389-81 seal kit?
A: This kit contains high-performance seals made from nitrile rubber (NBR) and polyurethane. These materials provide strong resistance to hydraulic fluid and extended service life in pump and cylinder assemblies. The combination delivers reliable sealing across the operating temperature and pressure range of manual pallet jack hydraulic systems.

Q: What pressure rating does the 00591-53389-81 seal kit have?
A: The 00591-53389-81 is rated for use in hydraulic systems up to 3000 PSI. This pressure rating is standard for Toyota manual pallet jack hydraulic units. Do not use this seal kit in systems that exceed 3000 PSI, as seal failure can occur.

Q: What dimensions does the 00591-53389-81 seal kit cover?
A: This kit includes precision-molded seals for bore diameters from 1.00 to 1.50 inches and rod diameters from 0.50 to 0.875 inches. These ranges cover the standard pump and cylinder configurations in Toyota ROL-LIFT manual pallet jacks. Measure your bore and rod diameters to confirm your jack falls within these specifications.

Q: How long does the 00591-53389-81 seal kit typically last?
A: Seal service life depends on usage frequency, operating temperature, and hydraulic fluid condition. In normal warehouse operation, NBR and polyurethane seals typically provide 2 to 4 years of service. Monitor your jack for signs of slowness or drift, which indicate seal wear. Clean hydraulic fluid and proper maintenance extend seal life significantly.

Q: Is the 00591-53389-81 compatible with other jack brands?
A: The 00591-53389-81 is specifically engineered for Toyota ROL-LIFT manual pallet jacks. It is not a universal seal kit. Other brands such as Crown, Raymond, and Yale use different seal configurations. Use only OEM-specified seal kits for your equipment model to ensure proper sealing and system performance.