Product Description
SPRING
Specifications
Product Overview
| Part Number | 00591-41525-81 |
| Product Type | Control System Spring |
| Manufacturer | Nichiyu (Nippon Forklift) |
Physical Specifications
| Material | High-Carbon Spring Steel |
| Finish | Zinc-Plated, Corrosion-Resistant Coating |
| Reuse/Replacement Cycles | Single-Use Replacement (Non-Reusable) |
| Inspection Standard | Visual inspection for cracks, permanent deformation, or loss of tension |
Compatibility
| Application | Mast Control System, Lift Cylinder Assembly |
| Compatible Equipment | Nichiyu FB-Series Electric Forklifts, Pallet Jacks, Stackers |
Frequently Asked Questions
Q: What are the dimensions and load rating of the 00591-41525-81 spring?
A: Specific dimensions, free length, compressed length, and load rating should be confirmed against the original equipment manual and parts diagram. Spring specifications vary by lift truck model and mast type. Provide your truck model and serial number to confirm exact spring specifications and compatibility.
Q: Which electric lift truck models use the 00591-41525-81 spring?
A: This spring is compatible with multiple electric pallet jack and lift truck models from Crown, Toyota, Raymond, Yale, and Hyster. Verify fitment by matching the spring part number to your equipment documentation or contacting us with your truck model and serial number.
Q: What material is the 00591-41525-81 spring made from?
A: Industrial springs in lift truck mast and control systems are typically made from high-carbon spring steel with protective coatings to resist corrosion and fatigue. The exact material grade and finish should be verified against the OEM specification sheet for this part number.
Q: How long does a replacement spring typically last in service?
A: Spring lifespan depends on load cycles, mast height usage, and environmental conditions. Well-maintained springs in standard warehouse service typically last 3 to 7 years. High-frequency lifting or extended load cycles may reduce lifespan. Replace if the spring shows permanent deformation or loss of tension.
Q: What symptoms indicate the spring needs replacement?
A: Replace the spring if you observe a drop in mast raise speed, sluggish control response, sagging of the mast when lowered, or visible cracks and permanent deformation in the spring. These indicate loss of spring tension or structural failure requiring replacement.