Hub Cap Dust Cover

Frequently Asked Questions

Q: What is the purpose of the YL 550090863 hub cap and dust cover?
A: This hub cap and dust cover protects wheel bearing assemblies and internal components from dirt, moisture, and debris contamination during pallet jack operation and storage.

Q: Which Yale pallet jack models use the YL 550090863?
A: This part is designed for Yale YA series manual pallet jacks. Verify the exact model and serial number range before ordering to ensure correct fitment on your equipment.

Q: What material is this hub cap manufactured from?
A: The YL 550090863 is typically manufactured from durable plastic or polymer composite material designed to withstand warehouse environments and maintain a protective seal against contamination.

Q: How often should the hub cap dust cover be replaced?
A: Replace if the cover is cracked, broken, or no longer fits snugly on the wheel hub. Proper seating is critical to prevent bearing contamination. Typical replacement intervals depend on equipment usage intensity and storage conditions.