Product Description
Seal kit
Frequently Asked Questions
Q: What system does the TO 00591-73838-81 Seal Kit seal in a Toyota lift truck?
A: The TO 00591-73838-81 Seal Kit seals critical hydraulic or pneumatic components within Toyota electric lift truck systems. Cross-reference your truck documentation to identify the specific system this kit services, whether mast, steering, or other hydraulic circuits.
Q: What materials are typically included in a Toyota OEM seal kit?
A: Toyota OEM seal kits contain precision-molded elastomers, O-rings, gaskets, and metal backup rings sized for specific hydraulic or pneumatic applications. Materials vary based on the system being sealed and operating pressures.
Q: How do I know when seals in a hydraulic system need replacement?
A: Signs of seal failure include visible fluid leaks around cylinders or valve bodies, loss of system pressure, inconsistent mast or steering operation, and contaminated hydraulic fluid. Replace seals immediately to prevent system damage.
Q: Are the individual seals in the TO 00591-73838-81 kit available separately?
A: Some OEM seal kit components may be available individually, but Toyota typically sells the TO 00591-73838-81 as a complete kit. Ordering individual seals may require separate part numbers.
Q: What is the expected service life of hydraulic seals in a lift truck?
A: Hydraulic seal life typically ranges from 3 to 7 years depending on fluid condition, operating temperature, pressure cycles, and contamination. Regular hydraulic fluid analysis and condition monitoring help predict seal replacement timing.