Product Description
Toyota OEM shaft seal (00590-43428-71) for electric pallet jack and lift truck drive unit assemblies. Designed for shaft-brake interfaces, manufactured to exact Toyota specifications for reliable sealing performance. Fits multiple electric lift truck models, including 7HBW23 and select 8BWS/8HBW series.
Compatibility: Fits pallet jacks made by Toyota, model 7HBW23. SKU: TO 00590-43428-71
Specifications
Part Numbers
| OEM Part Number | 00590-43428-71 |
| Manufacturer Part Number | 00590-43428-71 |
| Compatibility - Equipment | Compatible with Toyota electric lift trucks (reference models: 7HBW23 and relevant 8BWS/8HBW series electric pallet jacks; confirmation from OEM parts diagrams) |
Frequently Asked Questions
Q: What is TO 00590-43428-71 and where is it used?
A: TO 00590-43428-71 is a Toyota OEM shaft seal designed for shaft-brake interfaces in electric pallet jack and lift truck drive unit assemblies. It prevents fluid leakage and contamination at the critical seal point where the drive shaft meets the brake assembly.
Q: Which Toyota lift truck models is this shaft seal compatible with?
A: TO 00590-43428-71 fits multiple electric lift truck models, including Toyota 7HBW23 and select models in the 8BWS and 8HBW series. Verify your exact equipment model and serial number against OEM parts diagrams to confirm compatibility before ordering.
Q: What happens if the shaft seal fails?
A: A failed shaft seal can result in hydraulic fluid or gear oil leakage, loss of lubrication in the drive assembly, and brake system contamination. This leads to equipment downtime, potential brake failure, and costly damage to the motor and gearbox. Replace the seal immediately when leakage is detected.
Q: Is TO 00590-43428-71 made to exact Toyota specifications?
A: Yes. This shaft seal is manufactured to exact Toyota OEM specifications for reliable sealing performance and long service life. Using genuine Toyota parts ensures proper fit, pressure rating, and material compatibility with your equipment fluids.
Q: How often should the shaft seal be replaced?
A: Shaft seal lifespan depends on equipment usage, operating conditions, and maintenance. Inspect regularly for fluid leakage around the shaft area. Replace immediately when weeping or active leakage is observed. Preventive replacement during planned maintenance intervals extends drive unit reliability.
Q: What are the OEM part number references for this seal?
A: The OEM part number is 00590-43428-71, and the manufacturer part number is TO 00590-43428-71. No cross-reference or supersession part numbers are currently verified for this seal.