2W0712 Seal A for Caterpillar

2W0712 is a Seal A mechanical seal used in water pump assemblies on Caterpillar equipment. It is listed for Caterpillar cold planers, paving compactors, engines installed in machines, and generator-set engines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified as Caterpillar Seal A, with the equipment manufacturer’s reference number 2W-0712 and the compact number 2W0712. The supplied application data covers several Caterpillar machine and engine series, including cold planer and paving compactor equipment as well as engine and generator-set applications.

Fitment

• Caterpillar PR-1000 cold planer
• Caterpillar PR-1000C cold planer
• Caterpillar PS-500 paving compactor
• Caterpillar 3116 engine applications
• Caterpillar 3126 engine applications
• Caterpillar 3204 engine applications
• Caterpillar 3208 engine applications
• Caterpillar 3412 engine applications
• Caterpillar SR4 generator-set applications

The listed equipment groups include Caterpillar COLD PLANER, Caterpillar PAVING COMPACTOR, Caterpillar ENGINE - MACHINE, and Caterpillar ENGINE - GENERATOR SET. Fitment should be checked against the equipment model, serial-number range, and the part number removed from the water pump assembly before installation.

Cross-reference numbers

The following numbers are listed as interchangeable references for Seal A 2W0712:

• 2W-0712
• 1W5846
• 9N3141
• 9N5697
• 9N5809

2W0712 and 2W-0712 identify the same reference in different number formats. The other numbers are supplied as cross-reference numbers for the same seal application.

Specifications

The dimensions and weight are provided as the available product specifications. The supplied data does not specify seal material, shaft diameter, outside diameter, spring configuration, elastomer type, or additional components included with the part.