7N9803 Piston Pin for Caterpillar Equipment

The 7N9803 piston pin is a replacement piston component used in Caterpillar equipment and engines. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

This piston pin is listed for Caterpillar cold planers, paving compactors, engine machines, generator sets, generators, and industrial engines. The supplied product identification is based on the Caterpillar part number 7N9803, also written as 7N-9803.

Fitment

• Caterpillar PR-1000 cold planer
• Caterpillar PR-1000C cold planer
• Caterpillar PS-500 paving compactor
• Caterpillar 3204 engine
• Caterpillar 3208 engine
• Caterpillar 3412 engine
• Caterpillar SR4 generator

The listed applications include complete machines and engine or generator configurations identified by the corresponding Caterpillar model designations. Compatibility should be checked against the equipment model, engine arrangement, and the part number installed on the machine before fitting.

Cross-reference numbers

The numbers listed above identify the piston pin in the supplied application and interchange data. The Caterpillar references indicate the equipment manufacturer’s part numbering system; the part itself is manufactured by CTP.

Specifications

The dimensions and weight are approximate values provided for the 7N9803 piston pin. No additional material specification, thread information, seal set, retaining hardware, or other components included with the part are stated in the available product data.