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National 472705 Manual Transmission Shift Shaft Seal
Manual Transmission Shift Shaft Seal for Pontiac Tempest
National 472705 is a manual transmission shift shaft seal built for sealing performance in select Pontiac Tempest applications. It uses nitrile sealing material and a Redi-Coat finish to help maintain a reliable seal at the transmission shaft interface.
Fits 1961-1963 Pontiac Tempest, N/A, with GMC Saginaw Transmission; Nitrile. This part cross-references Four Seasons (e.g., 46132, 64076) for the same application.
Key Features
- Manual transmission shift shaft seal for transmission sealing service
- Nitrile material for dependable oil resistance
- Redi-Coat finish
- Inside diameter: 0.562 in. / 14.270 mm
- Outside diameter: 1.004 in. / 25.500 mm
- Thickness: 0.250 in. / 6.350 mm
- Housing bore: 1.000 in. / 25.400 mm
- National 472705 / Series 470000
Detailed Description
National 472705 is an oil seal designed for the manual transmission shift shaft in 1961-1963 Pontiac Tempest models equipped with a GMC Saginaw transmission. The seal’s nitrile construction supports oil sealing at the shaft opening, while the Redi-Coat surface helps promote consistent sealing contact during service. With a 0.562-inch shaft size and 1.004-inch outside diameter, this seal is specified for the listed housing bore and application dimensions.
National has supplied sealing products for more than 75 years, and this part reflects that focus on transmission sealing components. If you are servicing a Pontiac Tempest manual transmission and need National 472705, this seal provides the dimensional match and material selection required for the application.
What It Helps Address
- Transmission fluid seepage at the shift shaft
- Oil leakage around the manual transmission seal area
- Wear-related sealing loss at the shaft opening
- Service replacement for a damaged or hardened seal
- Leak concerns during manual transmission maintenance
Installation Notes and Tips
Verify shaft diameter, housing bore, and seal orientation before installation. Clean the bore and shaft surface thoroughly, and inspect for scoring or corrosion that could affect sealing performance. Confirm the transmission type and vehicle application against the listed fitment for 1961-1963 Pontiac Tempest with GMC Saginaw transmission.
Quality Assurance
National is known for sealing solutions backed by decades of product development and application coverage. National 472705 is a zero-duplication part in the 470000 series, built to meet the dimensional and material requirements listed for the application.
| Brand | National |
|---|---|
| Part Number | 472705 |
| Footnote | Zero Duplication Part |
| Housing Bore (Inch) | 1.000 |
| Housing Bore (MM) | 25.400 |
| Inside Diameter | 0.562 |
| Inside Diameter | 14.270 |
| Material | Nitrile |
| Outside Diameter | 1.004 |
| Outside Diameter | 25.500 |
| Outside Diameter (Inch) | 1.004 |
| Outside Diameter (mm) | 25.500 |
| Part Description | Oil Seal |
| Redicoat | Yes |
| Sealing Material | Nitrile |
| Series | 470000 |
| Shaft (Inch) | 0.562 |
| Shaft (MM) | 14.270 |
| Thickness | 0.250 |
| Thickness | 6.350 |
| Type | 47 |
| Unit of Dimension | Inch |
| Width (Inch) | 0.250 |
| Width (mm) | 6.350 |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Transmission | Position | Notes |
|---|---|---|---|---|---|
| 1963 | Pontiac | Tempest | Manual | N/A | with GMC Saginaw Transmission; Nitrile |
| 1962 | Pontiac | Tempest | Manual | N/A | with GMC Saginaw Transmission; Nitrile |
| 1961 | Pontiac | Tempest | Manual | N/A | with GMC Saginaw Transmission; Nitrile |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.