Product Description
Bearing ass'y
Frequently Asked Questions
Q: What is the 70904793 bearing assembly used for on fork lifts?
A: The 70904793 bearing assembly supports the mast, carriage, or load wheel axles on fork lift trucks. It allows smooth rotation while carrying the weight of lifted loads and the mast structure.
Q: Which fork lift brands are compatible with the 70904793 bearing assembly?
A: This bearing assembly is compatible with fork lifts from Hyster, Yale, Crown, Raymond, Jungheinrich, Linde, CAT, and similar OEM manufacturers. Verify your equipment model and bearing bore diameter before ordering.
Q: What type of bearing is included in the 70904793 assembly?
A: The 70904793 typically contains a sealed ball bearing or roller bearing assembly. Sealed bearings provide protection against contamination and moisture. The specific bearing type depends on the load requirements of your fork lift model.
Q: What causes premature failure of the 70904793 bearing assembly?
A: Bearing failure is typically caused by overload, lack of lubrication, water intrusion, misalignment, or impact damage. Early warning signs include grinding noises, excessive play, or resistance to rotation. Replace immediately if these symptoms occur.
Q: How often should the 70904793 bearing be maintained?
A: Sealed bearing assemblies require minimal maintenance. Inspect during regular fork lift service for noise, play, or corrosion. If the bearing is unsealed, follow the equipment manual for lubrication intervals. Replace the entire assembly if the bearing is damaged.
Q: What is the lifespan of the 70904793 bearing assembly?
A: With proper operation and maintenance, sealed bearing assemblies typically last 3000 to 5000 operating hours. Lifespan depends on load intensity, environmental conditions, and equipment maintenance practices. Replace when noise or excessive play develops.