Hose Upper 2302781

Hose Upper 2302781 is a molded coolant hose for the engine cooling system of Caterpillar equipment. The hose is intended for installation in the upper hose position and is formed for use in curved routing within the cooling system. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The hose is made from reinforced EPDM rubber. Its molded construction allows the hose to follow a curved installation path while maintaining the specified internal passage for coolant flow. The supplied product data identifies the hose by the Caterpillar reference 2302781, also written as 230-2781.

Fitment

• Equipment brand: Caterpillar
• Application: engine cooling system
• Installation position: upper coolant hose
• Specific Caterpillar machine models are not identified in the supplied product data.

Cross-reference numbers

Specifications

The specified inner diameter is 62.5 mm, or 2.46 inches. The temperature limits define the stated operating range of the hose material, from -40 °C to 125 °C. The listed maximum working pressure is 1.4 bar, while the burst pressure is 5.5 bar; these are separate pressure ratings and should not be treated as equivalent operating values.

The overall listed dimensions are 86 cm in length, 18 cm in width, and 18 cm in depth. The product weight is specified as 2.9 lb. The supplied data does not specify clamps, seals, connectors, or other additional components, so the item is described as the hose itself.