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National 103-CC Clutch Pilot Bearing
Overview of National 103-CC Clutch Pilot Bearing
The National 103-CC clutch pilot bearing is engineered for reliable performance in transmission systems requiring precise alignment and smooth operation. Designed as a single row radial ball bearing, it supports the input shaft of the transmission, ensuring proper clutch function in various vehicle applications.
- Bore diameter: 0.669 inches (17.000 mm)
- Outer diameter: 1.378 inches (35.000 mm)
- Width: 0.394 inches (10.000 mm)
- Single row radial design for efficient load handling
- Inner and outer race radii: 0.012 inches (0.300 mm)
- Part number: 103-CC
Technical Specifications and Design Details
The 103-CC clutch pilot bearing from National features a 100 series, type A-5 design, optimized for smooth rotational movement and durability. The inner race bore measures 0.669 inches (17.000 mm) with a width of 0.394 inches (10.000 mm), matching the outer race dimensions to maintain consistent load distribution. The single row radial ball bearing design supports axial and radial loads, making it suitable for various transmission setups in vehicles such as Ford F-150, Chevrolet Silverado, and Dodge Ram models that require a 17 mm bore clutch pilot bearing.
Applications and Problem Solving
This clutch pilot bearing is commonly used in manual transmission systems to support the transmission input shaft and reduce friction between the shaft and the clutch assembly. It addresses several common issues including:
- Excessive clutch pedal vibration or noise
- Difficulty in shifting gears smoothly
- Premature wear of transmission input shaft components
- Clutch slippage due to misalignment
- Overheating caused by bearing failure
Installation Notes and Tips
When installing the National 103-CC clutch pilot bearing, ensure the bore and shaft dimensions match precisely to avoid misalignment. Use proper tools to press the bearing into the flywheel or transmission housing without applying excessive force that could damage the bearing races. Lubricate the bearing lightly with high-temperature grease if recommended by the vehicle manufacturer. Verify compatibility with your vehicle’s make and model, such as Ford F-150 or Chevrolet Silverado, to ensure proper fitment.
Quality Assurance and Warranty
National manufactures the 103-CC clutch pilot bearing to meet industry standards for durability and performance. The bearing undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers limited warranties covering defects in materials and workmanship. Consult the product documentation or vehicle service manual for warranty and maintenance guidelines.
| Brand | National |
|---|---|
| Part Number | 103-CC |
| Bore (Inch) | 0.669 |
| Bore (mm) | 17.000 |
| Design | Single Row Radial |
| Inner Race Bore (Inch) | 0.669 |
| Inner Race Bore (MM) | 17.000 |
| Inner Race Radius (Inch) | 0.012 |
| Inner Race Radius (MM) | 0.300 |
| Inner Race Width (Inch) | 0.394 |
| Inner Race Width (MM) | 10.000 |
| Outer Race Outside Diameter (Inch) | 1.378 |
| Outer Race Outside Diameter (MM) | 35.000 |
| Outer Race Radius (Inch) | 0.012 |
| Outer Race Radius (MM) | 0.300 |
| Outer Race Width (Inch) | 0.394 |
| Outer Race Width (MM) | 10.000 |
| Outside Diameter (Inch) | 1.378 |
| Outside Diameter (mm) | 35.000 |
| Part Description | Ball Bearing |
| Series | 100 |
| Type | A-5 |
| Width (Inch) | 0.394 |
| Width (mm) | 10.000 |
This part fits 0 vehicles. Search below:
| Year | Make | Model | Position | Notes |
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* 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.