Product Description
SUPER SEAL KIT 519375831 by Liftsplus.com is an OEM-grade hydraulic seal replacement kit engineered for manual pallet jack hydraulic systems. This kit features NBR and polyurethane materials for optimal sealing, supports pressures up to 3000 PSI, and fits typical cylinder and shaft sizes used in standard manual pallet jacks. Direct field replacement for OEM hydraulic seals.
Specifications
Hydraulic
| Sealing Pressure Range | Up to 3000 PSI maximum working pressure |
Material
| Primary Seal Material | Nitrile rubber (NBR) with polyurethane backup rings |
| O-Ring Material | Nitrile (Buna-N), Shore A 70-90 hardness |
| Backup Ring Material | Polyurethane, Shore D 47-52 |
Part Numbers
| Manufacturer Part Number | 519375831 |
| OEM Reference Data | Manufacturer: Liftsplus.com, SKU: 519375831 |
Frequently Asked Questions
Q: What manual pallet jack models does seal kit 519375831 fit?
A: This OEM-grade hydraulic seal kit is engineered for manual pallet jack hydraulic cylinders used in standard manual pallet jack systems. Confirm your equipment model and cylinder specifications to verify compatibility.
Q: What materials and pressure ratings are in this seal kit?
A: Seal kit 519375831 contains nitrile rubber (NBR) primary seals with polyurethane backup rings, nitrile O rings rated Shore A 70-90 hardness, and polyurethane backup rings rated Shore D 47-52. Maximum working pressure is 3000 PSI.
Q: How do I know if hydraulic seals need replacement?
A: Replace seals when you observe hydraulic fluid leaks around cylinder rods or ports, reduced lifting pressure, slow or jerky lift movement, or visible fluid contamination. These are signs seals have degraded.
Q: What components are included in this seal kit?
A: This kit is engineered as a complete hydraulic seal replacement set for manual pallet jack cylinders and shafts. It includes rod seals, piston seals, and O rings fitted for typical cylinder and shaft sizes in standard manual pallet jacks.