Bearing Assembly

Frequently Asked Questions

Q: What is the 6400680 bearing assembly?
A: The 6400680 is a sealed bearing assembly for manual pallet jack load wheels and steer wheels. It is designed to provide smooth, low-friction rotation in warehouse, manufacturing, and distribution applications.

Q: Which pallet jack models use the 6400680 bearing?
A: The 6400680 fits standard bearing bores in pallet jacks from Crown, Toyota, Raymond, Yale, Hyster, Jungheinrich, and similar manufacturers. Confirm your bearing bore diameter and length match this assembly before ordering.

Q: What symptoms indicate the 6400680 bearing needs replacement?
A: Replace the 6400680 bearing if the wheel becomes noticeably harder to turn, you hear grinding or clicking noise during operation, or if you observe grease seeping from the bearing housing. These signs indicate seal failure or bearing wear.

Q: Does the 6400680 bearing require special maintenance for cold storage?
A: The 6400680 is a sealed bearing with factory-sealed construction. In cold storage below 40 degrees Fahrenheit, sealed deep groove ball bearings generally maintain functionality. However, confirm seal material specifications are rated for your lowest expected temperature.