Product Description
Bearing (25MM)
Frequently Asked Questions
Q: What is the AC 4253862 bearing and what is the 25MM specification?
A: The AC 4253862 is a 25MM bore bearing used in manual pallet jacks from Crown, Toyota, Raymond, Yale, Hyster, and comparable OEM brands. The 25MM bore diameter is the inner diameter of the bearing. Verify your jack uses a 25MM bore bearing before ordering.
Q: Which pallet jack models use the AC 4253862 bearing?
A: The AC 4253862 25MM bearing fits multiple manual pallet jack models from major OEMs. Verify your equipment make, model, and serial number match this bearing specification. Check your jack documentation or compare dimensions with your existing bearing.
Q: What is the outside diameter and width of the AC 4253862?
A: The AC 4253862 has a 25MM bore. The outside diameter and width dimensions depend on the specific bearing series. Confirm the OD and width against your existing bearing or pallet jack manual to ensure correct fit before ordering.
Q: What material and quality level is the AC 4253862 bearing?
A: The AC 4253862 is a standard steel ball bearing suitable for manual pallet jack load wheel applications. Material quality is equivalent to OEM specifications. Expected lifespan is 2 to 5 years depending on load, floor conditions, and maintenance practices.
Q: How often should the AC 4253862 bearing be lubricated?
A: Lubricate the AC 4253862 bearing according to your pallet jack manual, typically every 6 to 12 months or when you notice increased friction. Use the grease type specified by your equipment manufacturer. Inadequate lubrication causes premature bearing failure.
Q: What are warning signs that the AC 4253862 bearing needs replacement?
A: Replace the AC 4253862 if you detect grinding noise, binding, excessive play in the bearing, or if the jack becomes difficult to operate smoothly. Clean bearing races first to rule out contamination. If symptoms persist after cleaning, the bearing is worn and must be replaced.