WW 6378187

Frequently Asked Questions

Q: What is the WW 6378187 flat washer used for on a pallet jack?
A: The WW 6378187 is an OEM flat washer designed to distribute clamping force and prevent fasteners from sinking into softer materials during assembly of pallet jack linkage, pump, and frame components.

Q: What are the dimensions and material specifications of the WW 6378187?
A: The WW 6378187 is manufactured from steel. Verify the exact outer diameter, inner bore diameter, and thickness from your equipment documentation or product specification sheet to ensure compatibility with your fastener assembly.

Q: Is the WW 6378187 compatible with manual and electric pallet jacks?
A: Yes. The WW 6378187 is an OEM replacement washer designed for Dayton manual pallet jack assemblies and fits various pallet truck component configurations across different jack types.

Q: When should I replace the WW 6378187 washer?
A: Replace the washer if fasteners become loose, if the washer surface is corroded or damaged, or if reassembly is required after inspection. Worn or missing washers allow fasteners to loosen under vibration, compromising assembly integrity.

Q: Can the WW 6378187 be reused after disassembly?
A: Steel washers can be reused if undamaged. However, if the washer is bent, corroded, or does not sit flat against the fastener surface, replace it. Proper washer seating is critical for maintaining correct clamping force and component alignment.