PAI 336013 Front Crankshaft Oil Seal for Caterpillar 3406E, 3408, C15, C16 & C18 Engines

Keep your heavy-duty diesel engine protected against oil leaks with the PAI 336013 Front Crankshaft Oil Seal. Designed for select Caterpillar diesel engines, this precision-sized replacement seal helps prevent engine oil from escaping around the front crankshaft, supporting reliable engine operation and dependable sealing performance.

Manufactured by PAI Industries, this aftermarket replacement is suitable for select Caterpillar 3406E, 3408, C15, C16, and C18 engine applications. It is an ideal service replacement for engine repairs, maintenance, and overhauls.

Verify engine compatibility and OEM part numbers before ordering to ensure proper fitment.

Product Features

• Quality aftermarket replacement front crankshaft oil seal

• Designed to help prevent engine oil leaks

• Fits select Caterpillar heavy-duty diesel engines

• Suitable for engine maintenance and overhaul applications

• Manufactured by PAI Industries

Specifications

• Manufacturer: PAI Industries

• Part Number: 336013

• Part Type: Front Crankshaft Oil Seal

• Free Inner Diameter: 6.06 inches (153.92 mm)

• Outside Diameter: 7.34 inches (186.43 mm)

• Width: 0.75 inches (19.05 mm)

• Rotation: Clockwise

• Installation: Install dry

Compatible Engine Applications

• Caterpillar 3406E

• Caterpillar 3408

• Caterpillar C15

• Caterpillar C16

• Caterpillar C18

Fitment varies by engine configuration. Confirm your engine serial number and application before purchasing.

OEM Cross-Reference Numbers

• Caterpillar 142-5867

• Caterpillar 1425867

• Caterpillar 2W-1733

• Caterpillar 2W1733

• Caterpillar 4P-2733

• Caterpillar 4P2733

• Caterpillar 319-7401

• Caterpillar 3197401

Cross-reference numbers are provided for identification and compatibility purposes. Verify the correct replacement part for your specific engine.