Product Description
5800073-66 oil seal for electric lift trucks features a 76.38 mm outer diameter, 55.63 mm inner diameter, and 9.55 mm width. Constructed from NBR rubber with metal reinforcement, designed for gearbox/transmission sealing in electric pallet jacks and lift trucks.
Specifications
Material & Construction
| Seal Material | Nitrile rubber (NBR) compound |
Part Numbers
| Manufacturer Part Number | 5800073-66 |
Frequently Asked Questions
Q: What is the application of seal part 5800073-66 in electric lift trucks?
A: This oil seal (5800073-66) is designed for gearbox and transmission sealing in electric pallet jacks and lift trucks. It prevents hydraulic fluid, gear oil, or transmission lubricant from leaking out while keeping moisture and contaminants out of the gear assembly. Proper sealing maintains equipment performance and prevents drivetrain damage.
Q: What are the exact dimensions of seal part 5800073-66?
A: This seal has an outer diameter of 76.38 mm, an inner diameter of 55.63 mm, and a width of 9.55 mm. These dimensions are critical for proper fitment. Verify your equipment requires exactly these measurements before ordering, as incorrect dimensions result in leaks or seal failure.
Q: What material is used in this seal and why?
A: This seal is constructed from nitrile rubber (NBR) with metal reinforcement. NBR provides excellent chemical resistance to oils and hydraulic fluids while maintaining flexibility across typical operating temperatures. The metal reinforcement provides structural support, prevents seal distortion, and extends service life in high-pressure applications.
Q: Is seal 5800073-66 compatible with all electric pallet jack brands?
A: This seal fits multiple electric lift truck models from Crown, Toyota, Raymond, Hyster, and similar OEM brands. However, gearbox designs vary by manufacturer and model year. Verify your equipment model and serial range match this seal specification before ordering to confirm compatibility.
Q: How often should this oil seal be replaced?
A: Oil seal replacement intervals depend on duty cycle, maintenance practices, and operating environment. Most electric pallet jack seals last between 3 to 7 years. Replace this seal immediately if you observe oil leaks around the transmission or gearbox, as continued operation causes drivetrain damage and potential equipment failure.
Q: What are signs that this seal needs replacement?
A: Replace this seal if you observe oil pooling under the truck, visible fluid seepage from the transmission area, slipping or reduced lift power, or transmission noise. Any of these symptoms indicates seal failure. Continuing operation without replacement risks complete transmission damage and costly repairs.