4D3848 Tapered Roller Bearings for Caterpillar Equipment

The 4D3848 is a tapered roller bearing used in Caterpillar equipment, including Caterpillar autograders and the 120, 120B, 12E, 12F, 140, 140B and 14E models. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The bearing is identified by the part number 4D3848 and by the hyphenated number format 4D-3848. The available product data identifies the part as a tapered roller bearing and specifies its inner diameter and width in inches.

Fitment

• Equipment manufacturer: Caterpillar
• Machine type: Autograder
• Caterpillar 120
• Caterpillar 120B
• Caterpillar 12E
• Caterpillar 12F
• Caterpillar 140
• Caterpillar 140B
• Caterpillar 14E

The listed fitment covers the Caterpillar autograder models associated with part number 4D3848. Model designation and machine configuration should be checked against the identification data of the equipment before installation, because the supplied information does not specify a serial-number range or a particular installation position.

Cross-reference numbers

4D3848 and 4D-3848 are the two number formats provided for this bearing. No additional supplier or equipment-manufacturer cross-reference numbers are included in the available product data.

Specifications

The stated inner diameter and width are the bearing dimensions supplied for part 4D3848. The length, width and depth values are listed separately as product details; the available data does not identify them as additional bearing geometry or installation dimensions.