National 711002 Engine Crankshaft Seal - Front or Rear

National 711002 Engine Crankshaft Seal

National 711002 is a metric engine crankshaft seal built for front and rear applications on select Ford vehicles. It uses a fluoro-elastomer sealing material and a clockwise-spiral lip design to support consistent oil control at the crankshaft interface.

Compatible With 2011-2019 Ford Fiesta, front; 2013-2019 Ford Escape, front; 2017-2019 Ford Escape, rear; 2013-2019 Ford Fusion, front; 2014-2019 Ford Fusion, rear; and 2014-2016 Ford Transit Connect, front. This part cross-references SKF 12885A for the same application.

Key Features

• Part number 711002 engine crankshaft seal
• Fluoro-elastomer material for sealing performance in engine oil environments
• Clockwise-spiral lip design
• Metric dimensions for proper housing and shaft sizing
• Inside diameter: 1.299 in. / 33.000 mm
• Outside diameter: 1.858 in. / 47.200 mm
• Thickness/width: 0.197 in. / 5.000 mm
• Housing bore: 1.850 in. / 47.000 mm

Detailed Description

National 711002 is an oil seal for the crankshaft area, engineered with a fluoro-elastomer sealing material and a spiral lip profile to help maintain a stable seal at the engine front or rear main crankshaft location. The metric sizing and specified housing bore, shaft diameter, and seal width make it a direct-reference replacement for the listed Ford applications, including Ford Escape, Ford Fusion, Ford Fiesta, and Ford Transit Connect. National has supplied sealing solutions for more than 75 years and continues to develop sealing components for modern vehicle service needs.

What It Helps Address

• Engine oil leakage at the crankshaft seal area
• Oil seepage from worn or hardened seal material
• Seal fitment issues caused by incorrect diameter or width
• Front or rear crankshaft sealing service on listed Ford models
• Replacement needs for a damaged or aging oil seal

Installation Notes and Tips

Verify shaft diameter, housing bore, and seal orientation before installation. The clockwise-spiral lip design must be installed in the correct direction for the application. Clean the sealing surfaces thoroughly and inspect the crankshaft and housing for wear, scoring, or contamination before fitting the new seal. Confirm vehicle position requirements, since this part is listed for both front and rear applications depending on model and year.

Quality Assurance

National is a long-established sealing brand with a focus on premium sealing solutions and current-vehicle coverage. Part number 711002 is built to the listed metric dimensions and material specification for the confirmed Ford fitments.