8N7140 Low Pressure Engine and Air Brake Hose Assembly

The 8N7140 is a low-pressure hose assembly used in Caterpillar equipment, including engines, motor graders and other machine applications listed below. The assembly is identified for engine and air brake hose applications and is supplied under SKU 8N7140.

This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts). The available application data identifies the equipment manufacturer as Caterpillar; the part is not presented as a Caterpillar-manufactured component.

Fitment

• Caterpillar 3304 engines
• Caterpillar 3306 engines
• Caterpillar C-15 engines
• Caterpillar C-16 engines
• Caterpillar 120G motor graders
• Caterpillar 12G motor graders
• Caterpillar 130G motor graders
• Caterpillar 140G motor graders
• Caterpillar 160G motor graders

The listed fitment covers Caterpillar engine and machine applications associated with the models above. The current application data does not specify an individual machine position, hose routing, connection type, thread size or fitting configuration. Installation should therefore be matched against the removed assembly and the equipment parts documentation using the part number 8N7140.

Cross-reference numbers

8N7140 is the identified number for this hose assembly and is also listed as its interchange or aftermarket code. No additional equipment-manufacturer or supplier part numbers are provided in the available data.

Specifications

The available source data contains two stated length values for the assembly: 0.33 m (13.22 in.) and 43 cm. These values are reproduced separately because the source does not explain the measurement method or the difference between them. Connection details, hose material, pressure rating, temperature range and fitting specifications are not stated.