Product Description
ROLL PIN
Specifications
Physical Specifications
| Material | Spring Steel |
| Standard | ANSI B18.8.2 |
| Hardness | Minimum Rockwell C45 |
| Function | Press-Fit Retention / Pin Assembly |
| Load Capacity | High-stress retention under vibration |
Compatibility
| Application | Electric Lift Truck Assemblies |
Frequently Asked Questions
Q: What material is roll pin 0591-04411-81 made from?
A: This roll pin is manufactured from spring steel, which provides durability and dynamic retention in electric lift truck assemblies under load and vibration.
Q: What equipment types use roll pin 0591-04411-81?
A: This roll pin is used in electric lift truck applications from manufacturers including Crown, Toyota, Raymond, Yale, Hyster, and Jungheinrich. Verify the specific model serial range before ordering to confirm fitment.
Q: What is the hardness specification for this roll pin?
A: This roll pin meets ANSI B18.8.2 standard specifications for hardness. It is rated for minimum Rockwell C45 hardness to ensure reliable press-fit retention in high-stress applications.
Q: How long does this roll pin typically last?
A: Roll pin lifespan depends on bore condition and operational load. Failure occurs through shear, bending, or loss of bore interference. Replace if bore surface is damaged or the pin shows visible deformation.
Q: What is the part number for this roll pin?
A: The part number is 0591-04411-81. Use this exact number for ordering and cross-referencing OEM specifications.