Backup Ring 1559193 for Caterpillar

The 1559193 backup ring is a transmission seal ring used in Caterpillar excavator equipment, including the 365B and 365B L models. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified in the supplied application data as a backup ring for the transmission sealing system. The listed equipment application is limited to Caterpillar 365B and 365B L excavators.

Fitment

• Equipment manufacturer: Caterpillar
• Machine type: Excavator
• Compatible model: 365B
• Compatible model: 365B L

The available fitment information specifies the 365B and 365B L model designations. No additional Caterpillar models are included in the supplied application data.

Cross-reference numbers

• Part number: 155-9193
• Catalog SKU: 1559193

The part number is shown with and without the separator: 155-9193 and 1559193. No additional equipment manufacturer or supplier numbers are provided in the available data.

Specifications

The inner diameter refers to the internal ring dimension. The cross-section height and cross-section width are supplied as separate measurements in inches. The listed length, width, and depth are provided separately from the ring dimensions and are retained as stated in the product data.

Material information is not specified in the available data. Dimensions and material descriptions are provided for reference only, and the part color may vary from the image.