Hydraulic Seal Kit for Lift-Rite and Big Joe Pallet Jacks
LF 20280 (INCLUDES 20278 AND 2
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Compatibility
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Visit our diagram page for part references to popular models
Product Description
Hydraulic Seal Kit for Lift-Rite Pallet Jacks
The LF 20280 is a complete direct replacement hydraulic seal kit designed for Lift-Rite pallet jack pump units. This kit includes all necessary seals for the hydraulic assembly, consolidating multiple seal configurations (previously referenced as 20278 and 20279) into one comprehensive replacement package. Manufactured from nitrile rubber with double-lip, pressure-energized design for reliable performance at pressures up to 3000 PSI, the kit is engineered to restore pump integrity and load-holding capability in manual pallet jacks. Compatible with standard ISO VG 32 hydraulic fluids and designed for the 2.50 inch bore and 1.25 inch rod specifications of the pump assembly.
Specifications
Part Numbers & Compatibility
| Make | Lift-Rite, Big Joe |
| Fluid Compatibility | ISO VG 32 hydraulic fluids |
| Primary Part Number | LF20280 |
| Manufacturer Part Number | Lift-Rite 20280 |
| Superseded Part Numbers | 20278, 20279 |
Additional Specifications
| Compatible Hydraulic Unit | Lift-Rite hydraulic assembly |
| Rod Size | 1.25 inch |
| Seal Material | Nitrile rubber (NBR) and thermoplastic polymers |
| Seal Type | Double-lip, pressure-energized |
| Seal Type Classification | Primary pressure and dirt exclusion |
| Working Pressure | Up to 3000 PSI |
| Direct Replacement Cross-References | LR20280, LiftRite 20280, 20280 |
| Manufacturing Specifications | Manufactured to Lift-Rite factory specifications |
Frequently Asked Questions
Q: What models is the LF 20280 compatible with?
A: The LF 20280 is compatible with Lift-Rite and Big Joe manual pallet jacks.
Q: What material and design features does the LF 20280 offer?
A: The LF 20280 contains nitrile rubber seals with a double-lip, pressure-energized design. These seals are engineered for reliable performance in manual pallet jack applications and are resistant to common hydraulic fluids.
Q: How do I know when the LF 20280 needs replacement?
A: The primary indicator that the LF 20280 requires replacement is visible or internal hydraulic fluid leakage from the pump assembly. You may also notice reduced lifting speed, loss of load-holding ability, or difficulty achieving full lift height.
Q: Are there alternative part numbers for the LF 20280?
A: Yes, cross-reference part numbers for the LF 20280 include LR20280, Lift-Rite 20280, LiftRite 20280, and 20280. These are equivalent designations that may appear in older documentation or alternative supplier catalogs.