National 471737 Drive Axle Shaft Seal - Front Right

Drive Axle Shaft Seal for Driveline Service

National 471737 is a drive axle shaft seal built for driveline and axle sealing applications where a precise shaft-to-housing seal is required. It uses nitrile material and Redicoat treatment to support sealing performance in service, with dimensions that match the listed shaft and housing bore specifications.

For technicians searching for a drive axle shaft seal for Honda Civic or Toyota Corolla driveline repair, National 471737 provides a direct-fit sealing solution when the application calls for a 1.250 inch shaft and 1.874 inch housing bore. The 471737 part number is also commonly referenced in axle seal cross-reference searches.

Key Features

• Nitrile construction for sealing applications in driveline and axle service
• Inside diameter: 1.250 in. / 31.750 mm
• Outside diameter: 1.878 in. / 47.700 mm
• Thickness: 0.250 in. / 6.350 mm
• Housing bore: 1.874 in. / 47.600 mm
• Redicoat finish for improved sealing interface
• Zero duplication part designation
• National 471737 oil seal / drive axle shaft seal

Detailed Description

National 471737 is an oil seal in the 470000 series, engineered for axle shaft sealing where dimensional accuracy matters. The seal is specified with a 1.250 inch shaft diameter, 1.878 inch outside diameter, and 0.250 inch width, making it a precise match for applications that require those measurements. National has more than 75 years of sealing experience, and this part reflects that focus with a design intended for modern vehicle service needs.

This part cross-references SKF 12386 for the same application. When searching by part number, National 471737 is a common reference point for axle seal replacement on vehicles such as Honda Civic and Toyota Corolla, depending on the exact driveline configuration.

What It Helps Address

• Gear oil seepage at the axle shaft seal area
• Contamination entering the axle housing through a worn seal
• Fluid loss caused by hardened or damaged sealing lips
• Noise or driveline issues related to low lubricant level
• Service replacement for a leaking drive axle shaft seal

Installation Notes and Tips

Verify shaft diameter, housing bore, and seal width before installation to confirm National 471737 matches the application. Inspect the shaft surface for wear, scoring, or corrosion, since seal performance depends on a clean sealing surface. Clean the bore thoroughly and install the seal squarely to avoid distortion. Use the vehicle service procedure for axle and driveline disassembly, and confirm the seal orientation before final assembly.

Quality Assurance

National is a long-established sealing brand with a reputation built on axle and oil seal applications across the automotive aftermarket. Part number 471737 is manufactured as a precision sealing component for driveline service, with published dimensional specifications to support accurate replacement selection.