4N4378 Cylinder for Caterpillar

The 4N4378 cylinder is a spare part for Caterpillar engine and generator set equipment. It is used with Caterpillar 3304, 3306, 3406B, 3408, 3304B, 3306B and 3406C engines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is listed in the Air Starter Motors category. The supplied application data identifies the compatible equipment as Caterpillar engines installed in machines and Caterpillar generator sets. Compatibility should be checked against the equipment model and the part number before installation.

Fitment

• Caterpillar engine equipment
• Caterpillar generator set equipment
• Caterpillar 3304 engine
• Caterpillar 3306 engine
• Caterpillar 3406B engine
• Caterpillar 3408 engine
• Caterpillar 3304B engine
• Caterpillar 3306B engine
• Caterpillar 3406C engine

Cross-reference numbers

• 4N4378
• 4N-4378

4N4378 is the product SKU and the identified part number. The hyphenated form 4N-4378 is also used for the same reference. No additional supplier numbers are provided in the available product data.

Specifications

The listed dimensions are 22 cm in length, 11.7 cm in width and 11.7 cm in depth. The stated weight is 3.7 lb. The available data does not specify the material, thread characteristics, installation position, internal construction or additional components included with the cylinder.