Product Description
OEM hydraulic seal kit LF PR8577 is engineered for Lift-Rite RG30 Ergonomic 3000 Series manual pallet jacks. This kit includes all critical NBR and polyurethane pump and control valve seals for maintaining optimal hydraulic performance up to 3000 PSI, ensuring compatibility with standard RG30 bore and rod configurations, and is designed for use with polished hard chrome finished rams.
Compatibility: Fits pallet jacks made by Lift-Rite, model RG30. SKU: LF PR8577
Specifications
Hydraulic
| Surface Finish Requirement | For use on piston/ram with polished hard chrome plated finish |
| Fluid Compatibility | Compatible with ISO 32 or ISO 46 hydraulic oil |
| Pressure Retention | Maintains pressure with rated leakage less than 0.02 cc/min at 3000 PSI |
Material & Construction
| Seal Grade | Meets OEM-grade specifications for hydraulic sealing applications |
| Hardness | Nitrile rubber Shore A 70 ±5 |
Part Numbers & Compatibility
| OEM Part Number | LF PR8577 |
| Manufacturer Part Number | PR-8577 |
| Cross-Reference Part Numbers | LFPR8577, LR PR8577, LRPR8577 |
| Compatible Equipment Models | RG30 Ergonomic 3000 Series |
Frequently Asked Questions
Q: What is included in the LF PR8577 OEM hydraulic seal kit?
A: The LF PR8577 kit includes all critical NBR and polyurethane pump and control valve seals required for the Lift-Rite RG30 Ergonomic 3000 Series. These seals maintain optimal hydraulic performance up to 3000 PSI in standard bore and rod configurations with polished hard chrome finished rams.
Q: What equipment models does the LF PR8577 seal kit fit?
A: The LF PR8577 is engineered specifically for Lift-Rite RG30 Ergonomic 3000 Series manual pallet jacks. Cross-references include LR PR8577, LFPR8577, and LRPR8577. Verify your equipment model and serial range match the RG30 specification before ordering.
Q: What seal materials and grades are in the LF PR8577 kit?
A: The kit contains OEM-grade NBR and polyurethane seals. The nitrile rubber seals are Shore A 70 +/- 5 hardness, meeting OEM specifications for hydraulic sealing applications up to 3000 PSI. Polyurethane seals provide superior wear resistance in high-cycle applications.
Q: What is the pressure rating of the LF PR8577 seal kit?
A: The LF PR8577 is rated for 3000 PSI, matching the RG30 Ergonomic 3000 Series system design. The NBR seals and polyurethane components are engineered for continuous duty at this pressure in pump and control valve applications.
Q: What are the cross-reference part numbers for the LF PR8577?
A: The LF PR8577 is also referenced as PR-8577, LFPR8577, LR PR8577, and LRPR8577 across Lift-Rite documentation and distributors. Confirm the cross-reference matches your RG30 model and serial number.
Q: How long does the LF PR8577 seal kit typically last in service?
A: Seal lifespan depends on usage frequency, hydraulic fluid condition, and operating temperature. Signs of seal degradation include loss of system pressure, visible leakage at pump or valve ports, and sluggish lift action. Replace the kit if pressure cannot be maintained at full capacity.