Product Description
Cup bearing S7949 is a precision-ground tapered roller bearing cup engineered as a direct replacement for Caterpillar OEM part 9S-7949, suitable for electric lift truck and heavy equipment applications. Constructed from heat-treated bearing steel, this component offers exact dimensional compatibility and is interchange-listed for major models and brands.
Specifications
Material & Construction
| Material | Heat-treated bearing steel |
| Finish | Precision-ground raceways |
Part Numbers & Compatibility
| Original Part Number | 9S-7949 (Caterpillar) |
| Cross-Reference Part Numbers | Replaces Caterpillar 9S-7949, supersedes 9S7949, equivalent to Doosan DWS7949 |
| Equivalent/Interchange Part Numbers | DWS7949 (Doosan/Daewoo) |
Frequently Asked Questions
Q: What is the S7949 cup bearing?
A: The S7949 is a precision-ground tapered roller bearing cup engineered as a direct replacement for Caterpillar part 9S-7949. It is also compatible with Doosan (DWS7949) and other heavy equipment applications.
Q: What equipment uses the S7949 bearing cup?
A: The S7949 is used in electric lift trucks, heavy equipment, and material handling machinery from Caterpillar, Doosan, and other major brands. Verify the part number on your equipment to confirm compatibility.
Q: What cross-reference part numbers apply to the S7949?
A: The S7949 replaces Caterpillar 9S-7949 and supersedes 9S7949. It is also equivalent to Doosan DWS7949. When ordering, you can reference any of these part numbers.
Q: What material is the S7949 made from?
A: The S7949 is constructed from heat-treated bearing steel with precision-ground raceways. This provides exact dimensional compatibility and superior durability under heavy loads.
Q: How do I know if the S7949 needs replacement?
A: Replace the S7949 if you observe bearing noise, vibration, play in the axle, or if the bearing is visibly pitted or cracked. Timely replacement prevents component failure and equipment downtime.
Q: Is the S7949 a direct drop-in replacement?
A: Yes. The S7949 is precision-engineered for exact fit with original equipment. It is interchange-listed for major models and brands using the 9S-7949 specification.