Product Description
Crown CR 55002-004 OEM bearing, engineered for use in PTH 50 manual pallet jack frame assemblies, supporting 5000 lb loads at 24 inch load center. Lubricated and sealed design enables maintenance-free service. Compatible with later PTH 50 series (serial numbers 7-512501 and above).
Compatibility: Fits pallet jacks made by Crown, model PTH50. SKU: CR 55002-004
Specifications
Material & Construction
| Material Specification (System Reference) | High carbon steel, sealed and lubricated |
| Bearings Construction Features | Sealed and lubricated for life |
Part Numbers
| OEM Part Number | CR 55002-004 |
| Equipment Reference | PTH 50 Series |
| Compatible Equipment Serial Numbers | 7-512501 and higher |
Performance Specifications
| Service Life (Design Target) | Tested to over 1,000,000 cycles in manufacturer QA validation |
Frequently Asked Questions
Q: What equipment does the CR 55002-004 bearing fit?
A: The CR 55002-004 is an OEM bearing engineered for Crown PTH 50 manual pallet jack frame assemblies. It is compatible with PTH 50 series units with serial numbers 7-512501 and above and is rated to support 5000 lb loads at 24 inch load center.
Q: What are the material and construction specifications of the CR 55002-004?
A: The CR 55002-004 is manufactured from high carbon steel and features a sealed and lubricated design for maintenance-free service over its design life. The sealed construction prevents dirt and moisture from entering the bearing races.
Q: Does the CR 55002-004 require maintenance or re-lubrication?
A: No. The CR 55002-004 is a sealed and lubricated bearing designed for life without re-lubrication. Do not attempt to disassemble or add lubricant to the bearing.
Q: When should the CR 55002-004 be replaced?
A: Replace the CR 55002-004 if you observe frame wobble, rough movement in the lift assembly, grinding sounds, or bearing play. Once a sealed bearing shows failure symptoms, it cannot be serviced and must be replaced as a complete unit.