1N9349 Seal for Caterpillar Equipment

The 1N9349 is a seal used in Caterpillar equipment and engines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is listed for Caterpillar machinery, truck engines, industrial engines, and ship equipment. The applicable equipment and engine models are listed below by equipment type.

Fitment

The seal is used with the following Caterpillar equipment and engine models:

• D379B
• D398B
• D399

Truck engine application:

• 1676

Industrial engine applications:

• D379
• D379B
• D398
• D398B
• D399

Ship equipment applications:

• D379A
• D379B
• D398A
• D398B
• D399

The listed applications include Caterpillar D379, D398, and D399 engine series variants. Model suffixes are retained as specified in the application data because the suffix identifies the particular equipment or engine configuration.

Cross-reference numbers

• 1N9349
• 1N-9349

Part number 1N9349 and the formatted number 1N-9349 identify the same seal designation in the available reference data. Verify the existing part number and equipment model before installation where several engine or machine configurations are in service.

Specifications

The available data identifies the part as a seal and provides its overall listed package or part dimensions as length, width, and depth. No material specification, seal profile, installation position, internal diameter, outer diameter, or additional kit contents are specified for this part.