5N3009 Tube A for Caterpillar

5N3009 Tube A is an oil cooling jet component used in Caterpillar engines and engine-generator sets. The part is identified by the Caterpillar equipment application and is supplied as a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The listed application covers industrial engine models D379, D379B, D398, D398B, and D399, as well as engine-generator set models D379B, D398B, and D399. The part designation is Tube A, and the component is included in the oil cooling jets category.

Fitment

Industrial engines

• Caterpillar D379
• Caterpillar D379B
• Caterpillar D398
• Caterpillar D398B
• Caterpillar D399

Engine-generator sets

• Caterpillar D379B
• Caterpillar D398B
• Caterpillar D399

The fitment information is divided by equipment application. The D379B model is listed for both industrial engine and engine-generator set applications. The D398B model is also listed in both application groups, while D379, D398, and D399 are listed under industrial engines and D399 is listed under engine-generator sets.

Cross-reference numbers

5N3009 and 5N-3009 identify the same Tube A part number in the supplied product data. The number is associated with the listed Caterpillar engine and engine-generator set applications.

Specifications

The specified outside diameter is 0.5 inch. The supplied dimensional data also lists a length of 18 cm, a width of 4 cm, and a depth of 18 cm. The stated construction material is steel, and the listed part weight is 0.61 lb.

This description applies to the 5N3009 Tube A part identified for the listed Caterpillar D379, D379B, D398, D398B, and D399 engine applications. Fitment should be checked against the equipment model and the required part number before installation.