Product Description
OEM taper roller bearing cup 45318 for electric lift trucks, compatible with Crown, Clark, Yale, Hyster, and Toyota models. Features 3.8125 inch outside diameter, 0.8750 inch width, and matches Timken cone 45220. Manufactured from SAE 52100 bearing steel, suitable for steer axle and load wheel assemblies. Commonly used as replacement cup in industrial electric lift truck applications.
Specifications
Part Numbers
| Cross-Reference Part Numbers | Crown 45318; equivalent to Timken 45318; referenced as 002/45318 |
| OEM Part Number | 45318 |
| Equivalent/Interchange Part Numbers | Timken 45318; Aztec 45318; referenced in Belgium customs record as 002/45318 |
| Manufacturer Part Number | 45318 |
Frequently Asked Questions
Q: What is the 45318 bearing cup used for?
A: The 45318 is an OEM taper roller bearing cup designed for steer axle and load wheel assemblies on electric lift trucks. It is paired with the 45220 taper roller cone to provide precise, load-bearing rotation in industrial material handling equipment.
Q: What are the dimensions of the 45318 bearing cup?
A: The 45318 has an outside diameter of 3.8125 inches and a width of 0.8750 inch. Verify these dimensions match your equipment before ordering to ensure proper fitment.
Q: Which brands and equipment use the 45318 bearing cup?
A: The 45318 is compatible with Crown, Clark, Yale, Hyster, and Toyota electric lift trucks. It is used in both steer axle and load wheel assemblies across multiple equipment models.
Q: What is the 45318 equivalent to?
A: The 45318 is equivalent to the Timken 45318 cup and cross-references with Aztec 45318. The OEM part number is also referenced as 002/45318 in international customs records.
Q: What material is the 45318 bearing cup made from?
A: The 45318 is manufactured from SAE 52100 bearing steel, a high-grade alloy selected for durability, precision, and extended service life in industrial wheel and load roller applications.
Q: How do I know when the 45318 bearing cup needs replacement?
A: Replace the 45318 if you observe roughness during wheel rotation, noise or grinding sounds from the bearing, visible corrosion, or spalling on the inner race. Bearing failure can affect truck handling and load stability.