Product Description
Crown OEM CR 144452 Spring Stopper for manual pallet jack hydraulic unit—component for hydraulic control assembly, service part for Crown PTH50 pallet jack maintenance, constructed of spring steel.
Compatibility: Fits pallet jacks made by Crown, model PTH50. SKU: CR 144452
Specifications
Part Numbers
| OEM Part Number | CR 144452 |
| Manufacturer Part Number | CR 144452 |
| Compatible Models | Crown PTH50 manual pallet jack |
Frequently Asked Questions
Q: What is the CR 144452 spring stopper used for?
A: The CR 144452 is an OEM spring stopper component for the hydraulic control assembly on Crown PTH50 manual pallet jacks. It maintains proper spring tension and prevents over-compression of the hydraulic actuator spring.
Q: Which Crown models accept the CR 144452?
A: The CR 144452 is specifically designed for Crown PTH50 manual pallet jacks. It will not fit other Crown models or pallet jacks from different manufacturers.
Q: What material is the CR 144452 made from?
A: The CR 144452 is constructed from spring steel, which provides the necessary elasticity and durability to manage repeated compression cycles without permanent deformation.
Q: When should the CR 144452 spring stopper be replaced?
A: Replace the CR 144452 if you observe permanent deformation of the stopper, loss of spring tension causing uneven hydraulic response, or if the lift handle does not return fully to neutral position after each pump cycle.
Q: How does a worn CR 144452 affect pallet jack performance?
A: A worn or damaged spring stopper will cause the hydraulic spring to over-compress or lose tension, resulting in slower lift response, difficulty maintaining load at mid-height, and increased strain on the hydraulic pump mechanism.