3J6442 Straight Sleeve Bearings for Caterpillar

3J6442 is a straight sleeve bearing for Caterpillar equipment. It is used in Caterpillar track-type tractors and wheel bulldozers, including the models listed below. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The bearing is specified for the following Caterpillar equipment models and series:

• Track-type tractor 57H
• Track-type tractor 7
• Track-type tractor 7A
• Track-type tractor 7S
• Track-type tractor 7S LGP
• Track-type tractor 7SU
• Track-type tractor 7U
• Track-type tractor D7F
• Track-type tractor D7G
• Track-type tractor D7G2
• Track-type tractor D7H
• Wheel bulldozer 824C

Fitment is based on the equipment model designations provided for this bearing. The machine model and the part number should be checked before installation to confirm compatibility with the specific assembly.

Cross-reference numbers

The numbers 3J6442 and 3J-6442 identify the same bearing reference in the available product data. The hyphenated number is the Caterpillar-style format shown for this part; the equipment manufacturer is identified here only for fitment and reference purposes.

Specifications

The primary bearing dimensions are stated in inches: 3.02 in internal diameter, 3.5 in external diameter, and 1.31 in overall length. The values in centimetres are the listed product dimensions and are provided separately from the bearing bore, outside diameter, and length specifications. No inner groove, outer groove, or cross holes are specified for this part.