1297770 Bearing for Caterpillar — SKU 1297770

1297770 is a composite bearing for Caterpillar excavators, including the 320B and 328D LCR models. The part is identified by SKU 1297770 and is listed in the Composite Bearings category. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The equipment brand covered by the available fitment information is Caterpillar. The listed application is limited to Caterpillar excavator models 320B and 328D LCR. The model designation 328D LCR is retained as provided in the product data.

This product description identifies the part as a bearing rather than a complete assembly or a kit. The available data does not specify an installation position, a particular linkage or pivot location, the number of bearings required for one machine, or any additional components included with the part.

Fitment

• Caterpillar 320B excavator
• Caterpillar 328D LCR excavator

The fitment information above is based on the equipment models listed for SKU 1297770. No other Caterpillar machine models or equipment brands are included in the available product data. Compatibility should therefore be checked against the machine model and the part number before installation.

The part number and model information are presented together because bearing dimensions alone do not identify every possible application. The stated dimensions are the packaged or catalog dimensions available for this item and should not be treated as a substitute for a machine-specific bearing measurement unless confirmed in the applicable service documentation.

Specifications

The listed overall dimensions are 10.1 cm in length, 10.1 cm in width, and 10.1 cm in depth. The listed weight is 2.2 lb. No bore diameter, outside diameter, bearing width, internal clearance, housing dimensions, material composition details, lubrication requirements, or tolerance values are provided for SKU 1297770.

No additional installation hardware, seals, bushings, fasteners, retaining rings, or other components are specified as included. The available product data describes one bearing identified by SKU 1297770. Any quantity required for a particular repair depends on the machine assembly and the service procedure for the applicable Caterpillar excavator.

Part identification

The primary identification for this item is 1297770. It is associated with Caterpillar 320B and 328D LCR excavator applications in the available catalog information. The description does not provide separate supplier numbers or additional equipment-manufacturer numbers, so no other cross-reference numbers are listed.