Product Description
OEM Hyster HY 57664 O-Ring (0057664, 57664, SK32190221JE): Hydraulic static seal for Hyster electric lift truck hydraulic systems. Standard nitrile construction, 70 Shore A hardness, suitable for petroleum-based hydraulic fluids. Cross-references include 0057664 and SK32190221JE. Compatible with select Hyster electric lift truck models.
Specifications
Part Numbers
| OEM Part Number | HY 57664 |
| Manufacturer Part Number | 0057664 |
| Alternative Part Number | 57664 |
| Cross-Reference Part Numbers | 0057664, 57664, SK32190221JE |
Frequently Asked Questions
Q: What is the HY 57664 O-Ring?
A: The HY 57664 is an OEM Hyster O-ring serving as a hydraulic static seal in electric lift truck hydraulic systems. It prevents fluid leakage at pump connections, valve assemblies, and cylinder ports.
Q: What material and hardness specification does the HY 57664 feature?
A: The HY 57664 is constructed from nitrile rubber with a Shore A hardness rating of 70. This material standard provides reliable performance with petroleum-based hydraulic fluids across typical operating temperatures in electric lift truck applications.
Q: What are the cross-reference part numbers for the HY 57664?
A: The HY 57664 cross-references include OEM part number 0057664, legacy number 57664, and SK32190221JE. Verify the exact cross-reference for your equipment to ensure correct fitment.
Q: Which Hyster electric lift truck models use the HY 57664?
A: The HY 57664 is compatible with select Hyster electric lift truck models. Check your equipment documentation or contact our parts team with your model and serial number to confirm fitment.
Q: What fluid compatibility does the HY 57664 have?
A: The HY 57664 is designed for petroleum-based hydraulic fluids. Using incompatible fluids can cause seal degradation, leakage, and system failure.