Product Description
CUP, BEARING
Specifications
Product Overview
| Part Number | 504060765 |
| Product Type | Bearing Cup (Outer Raceway) |
Physical Specifications
| Bearing Class | Standard Manual Pallet Jack |
| Material | Steel |
| Load Rating (Typical) | 5000-10000 lbs per wheel assembly |
| Inspection Frequency | Annually or every 10000-15000 operating hours |
| Corrosion Resistance | Standard steel; stainless option available for wet environments |
Compatibility
| Compatible Wheel Types | Load Wheels, Steering Wheels |
| Application | Manual pallet jacks, hand pallet trucks, floor jacks |
| Replacement Indicators | Spalling, pitting, grinding noise, discoloration |
Frequently Asked Questions
Q: What is a bearing cup and what does it do in a manual pallet jack?
A: A bearing cup is the stationary outer raceway of a bearing assembly that holds ball or roller elements. In manual pallet jacks, bearing cups support load wheels and steering rollers, allowing smooth wheel rotation under load. The cup wears over time as balls or rollers contact its surface.
Q: Which manual pallet jack models use the 504060765 bearing cup?
A: This bearing cup fits standard manual pallet jacks from major manufacturers including Crown, Toyota, Raymond, Yale, and Clark. Bearing cups are used in both load wheel and steering wheel assemblies. Confirm your pallet jack model and wheel position before ordering.
Q: What are the dimensions and load rating for the 504060765 bearing cup?
A: Bearing cup dimensions include bore diameter, outer diameter, and height or thickness. Load rating depends on bearing class and material. Standard manual pallet jack bearing cups typically support 5000 to 10000 pound wheel loads. Contact us with your jack model to verify the exact specifications.
Q: How often should the 504060765 bearing cup be inspected or replaced?
A: Inspect bearing cups annually or every 10000 to 15000 operating hours. Look for spalling, pitting, or discoloration inside the cup surface. Replace the cup if visible damage is present or if wheels make grinding noise. In high-frequency use environments, replacement may be needed every 18 to 24 months.
Q: What causes bearing cup failure in manual pallet jacks?
A: Common failure causes include inadequate lubrication, overloading beyond the jack rated capacity, contamination from dirt or moisture, and repetitive shock loads from rough floor surfaces. Lack of regular maintenance significantly accelerates cup wear. Stainless cups resist corrosion better in wet or outdoor environments.
Q: Are alternative part numbers available for the 504060765 bearing cup?
A: Cross-reference part numbers depend on your pallet jack manufacturer and wheel assembly design. Provide your jack model number and the specific wheel location (front load wheel, rear load wheel, or steering wheel) for us to identify equivalent bearing cups or compatible alternatives.