Product Description
Caterpillar CT 9S7949 Cup Bearing is an OEM tapered roller bearing cup used in articulated dump truck and asphalt paver applications; replaces 5E0549 and supersedes 8C7466, suitable for heavy-duty axle positioning in Caterpillar electric lift truck parts.
Specifications
Part Numbers
| OEM Part Number | 9S7949 |
| Manufacturer Part Number | 9S-7949 |
| Cross-Reference Part Numbers | Replaces 5E0549, supersedes 8C7466 |
| Equivalent Part Numbers | 9S7949-A, 9S-7949 |
| Compatible Models | Caterpillar 735, D350E, D350E II, D400E, AP-1000, AP-1000B, AP-1050, AP-1050B, AP-1055B, AP-650B |
Frequently Asked Questions
Q: What is the CT 9S7949 and what equipment does it fit?
A: The CT 9S7949 is an OEM tapered roller bearing cup used in Caterpillar electric lift trucks, articulated dump trucks, and asphalt pavers. Compatible models include Caterpillar 735, D350E, D350E II, D400E, AP-1000, AP-1000B, AP-1050, AP-1050B, AP-1055B, and AP-650B.
Q: What are the cross-reference part numbers for the CT 9S7949?
A: The CT 9S7949 replaces 5E0549 and supersedes 8C7466. Equivalent part number 9S7949-A also applies. Verify the specific replacement requirement for your equipment before ordering.
Q: What material is the CT 9S7949 cup bearing made from?
A: The CT 9S7949 is manufactured from high-carbon steel with precision-ground raceways designed for heavy-duty axle positioning. This construction provides durability and precision fit for demanding applications.
Q: Where is the CT 9S7949 used on Caterpillar equipment?
A: The CT 9S7949 cup bearing is used in wheel-end and axle assemblies of Caterpillar electric lift trucks and heavy equipment. It works as part of a tapered roller bearing set with a cone to support heavy loads.
Q: How does the CT 9S7949 compare to superseded parts?
A: The CT 9S7949 supersedes 8C7466 and is designed as an improved replacement. It maintains compatibility with equipment originally equipped with 5E0549 while meeting current Caterpillar performance specifications.
Q: What is the purpose of the cup bearing in a tapered roller bearing set?
A: The cup bearing (CT 9S7949) works with a cone bearing to form a complete tapered roller bearing assembly. The cup provides the outer raceway while the cone provides the inner raceway, together supporting radial and axial loads in heavy-duty applications.