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National 471413 Manual Transmission Input Shaft Seal
| Brand | National 471413 |
|---|---|
| Material | Nitrile |
| Inside Diameter | 1.250 |
| Inside Diameter | 31.750 |
| Thickness | 0.250 |
| Thickness | 6.350 |
| Outside Diameter | 1.756 |
| Outside Diameter | 44.600 |
| Footnote | Zero duplication part |
| Housing Bore (Inch) | 1.752 |
| Housing Bore (MM) | 44.500 |
| Outside Diameter (Inch) | 1.756 |
| Outside Diameter (mm) | 44.600 |
| Part Description | Oil seal |
| Redicoat | Yes |
| Series | 470000 |
| Shaft (Inch) | 1.250 |
| Shaft (MM) | 31.750 |
| Type | 47 |
| Unit of Dimension | Inch |
| Width (Inch) | 0.250 |
| Width (mm) | 6.350 |
| Fits | — |
Nitrile seal. Provides dependable sealing performance in transmission applications.
Redicoat finish. Adds a protective coating for improved durability.
Zero duplication part. Simplifies sourcing with a unique replacement design.
Cross-references Bosch 62839, Continental 62292 and Continental 62294 for the same application. See all 76.
Manual Transmission Input Shaft Seal Overview
National 471413 is a manual transmission input shaft seal built for sealing the transmission input shaft where it passes through the housing. It uses nitrile material and a Redicoat finish to support a reliable seal in the transmission and gasket system. This oil seal is a direct-fit style service part for applications that call for a 1.250 inch shaft and a 1.756 inch outside diameter.
Key Features
- Manual transmission input shaft seal for transmission sealing service
- Nitrile construction for oil resistance in drivetrain applications
- Redicoat finish
- Inside diameter: 1.250 in. / 31.750 mm
- Outside diameter: 1.756 in. / 44.600 mm
- Width: 0.250 in. / 6.350 mm
- Housing bore: 1.752 in. / 44.500 mm
- Series 470000 oil seal design
- Zero duplication part
Detailed Description
National 471413 is an oil seal engineered for manual transmission input shaft sealing where dimensional accuracy matters. The seal measures 1.250 inches on the shaft side, 1.756 inches on the outside diameter, and 0.250 inches in width, making it a precise service replacement for applications that match those dimensions. National has supplied sealing products for more than 75 years, and this part reflects that focus on transmission sealing performance. This part cross-references Gates 12355 and Wix 46383 for the same application. Fits 2006-2011 Honda Civic, front right is not listed in the fitment data for this part, so confirm the vehicle application by dimensions and OE reference before ordering. For Honda Civic, manual transmission service, and transmission input shaft seal replacement searches, National 471413 is a relevant catalog match.
Common Problems This Seal Can Address
- Transmission fluid leakage at the input shaft area
- Oil seepage around the manual transmission housing bore
- Seal wear from age, heat, and fluid exposure
- Loss of sealing integrity during clutch or transmission service
- Noise or contamination concerns caused by fluid loss
Installation Notes and Tips
Verify shaft diameter, housing bore, and seal width before installation. Clean the bore and shaft surface thoroughly, and inspect for scoring or wear that could affect sealing. Use proper seal installation tools to seat the seal evenly and avoid distortion. Confirm the replacement matches the original manual transmission input shaft seal specification for the vehicle, including Honda Civic manual transmission applications where applicable.
Quality Assurance
National is a long-established sealing brand with a focus on premium sealing solutions for automotive service. Part number 471413 is part of the 470000 series and is identified as a zero duplication part for catalog accuracy.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| No rows match your filter. | ||||