RL 4-00077

Frequently Asked Questions

Q: What is the RL 4-00077 and what does it fit?
A: The RL 4-00077 is a genuine OEM sleeve component for Rol-Lift Series T and Series E manual pallet jack hydraulic unit assemblies. It is a structural or wear component within the hydraulic cylinder or pump assembly.

Q: Is the RL 4-00077 compatible with other pallet jack brands?
A: The RL 4-00077 is a Rol-Lift OEM part and is engineered specifically for Rol-Lift Series T and Series E models. Do not substitute this part for sleeves from other manufacturers or brands without verifying dimensional and pressure rating compatibility.

Q: What material is the RL 4-00077 sleeve made from?
A: The RL 4-00077 is manufactured from hardened steel or cast iron, depending on its specific function within the hydraulic assembly. The exact material specification is maintained by Rol-Lift for pressure integrity and wear resistance.

Q: What is the function of the RL 4-00077 sleeve in the hydraulic system?
A: The sleeve serves as a wear or guiding component within the hydraulic cylinder or pump. It may protect the main bore, center the piston or plunger, or provide structural support for internal assemblies. Its primary role is to maintain dimensional precision and system reliability.

Q: How do I verify the RL 4-00077 is the correct part for my equipment?
A: Confirm your pallet jack model is Series T or Series E before ordering. Check the hydraulic unit assembly reference on your equipment documentation. The RL 4-00077 is a direct OEM replacement part for these specific model ranges.