Product Description
ROLL PIN
Specifications
Product Overview
| Part Number | 00591-55554-81 |
| Product Type | Roll Pin / Cylindrical Pin |
Physical Specifications
| Material | Medium-Carbon Steel / Alloy Steel |
| Finish | Hardened, Factory-Spec Coating |
| Function | Fastener for pivot points, linkages, and actuator rod connections |
| Load Type | Shear Load Transfer |
| Motion Type | Allows rotational movement at joint |
| Durability | Resists deformation under cyclic lifting and lowering stress |
Compatibility
| Application | Manual pallet jack assembly and operation |
Frequently Asked Questions
Q: What does the 00591-55554-81 roll pin do in a manual pallet jack?
A: The 00591-55554-81 is a roll pin (also called a cylindrical pin) used as a fastener in manual pallet jack assembly. It typically secures pivot points, linkages, or actuator rod connections. The pin transfers shear loads while allowing rotational movement at the joint.
Q: What is the diameter and length of the 00591-55554-81 roll pin?
A: Specific dimensions for the 00591-55554-81 are based on the OEM Toyota specification. The pin diameter and length must match the exact hole size and load requirements of your pallet jack model. Verify dimensions before ordering to ensure proper fitment and load capacity.
Q: What material is the 00591-55554-81 roll pin made from?
A: The pin is manufactured to Toyota OEM specifications, typically using medium-carbon or alloy steel with appropriate hardness and shear strength to handle manual pallet jack operating loads. It resists deformation under the cyclic stress of lift and lower operations.
Q: Which Toyota manual pallet jack models use the 00591-55554-81 roll pin?
A: This roll pin fits Toyota manual pallet jacks where the assembly location and hole specification match the OEM part number. Applications vary by model and capacity. Contact us with your pallet jack model number and serial range for fitment verification.
Q: How often does the 00591-55554-81 roll pin need replacement?
A: Under normal warehouse use, this pin lasts several years. Replacement is necessary if the pin bends, breaks, shears, or becomes loose, causing wobbling or misalignment of the linkage. Heavy use or impact loading may require earlier replacement.