1S3743 Ball Bearings for Caterpillar Equipment

The 1S3743 is a ball bearing used in Caterpillar equipment, including articulated dump trucks, cold planers, and engines installed in machinery. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The bearing is listed for Caterpillar equipment and engine models including the D250E, D250E II, D300E, D300E II, PR-450C, 3046, 3116, 3126, 3126B, and 3306. The supplied application data identifies the part for Caterpillar articulated dump truck equipment, Caterpillar cold planer equipment, and Caterpillar engine-machine applications.

Fitment

• Caterpillar D250E articulated dump truck
• Caterpillar D250E II articulated dump truck
• Caterpillar D300E articulated dump truck
• Caterpillar D300E II articulated dump truck
• Caterpillar PR-450C cold planer
• Caterpillar 3046 engine and machine applications
• Caterpillar 3116 engine and machine applications
• Caterpillar 3126 engine and machine applications
• Caterpillar 3126B engine and machine applications
• Caterpillar 3306 engine and machine applications

Cross-reference numbers

The following numbers are listed as cross-reference or interchange numbers for the 1S3743 bearing:

• 1S-3743
• 1B4113
• 8T6284
• 058046
• 983213

Specifications