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MSRP: $18.12
$1099
Save $7.13
Limited availability at this price!
In Stock
Get it by Thursday, Jul 16
PAI 4478 Part Description
Manufacturer
Features & Benefits
- Durable steel construction
- Direct replacement for OE part 71RU21707
- Multiple Engine Application
- Genuine PAI product including a factory 2-Year Warranty
- Quality You Can Trust - PAI has established themselves as the leading supplier of aftermarket heavy duty diesel parts, with quality standards that always meet or exceed OE standards
PAI 4478 Specifications
Product Attributes
| Material | Steel |
| Inside Diameter | 3.265 IN |
| Inside Diameter | 82.93 MM |
| Thickness | 6.35 MM |
| Outside Diameter | 4.135 IN |
| Outside Diameter | 105.03 MM |
| Color/Finish | Black |
| Notes | Oil Seal Washer 3.265in I.D. x 4.135in O.D. x .250in Thickness 82.93mm I.D. x 105.03mm O.D. x .250in Thickness 44,000 lb Suspension Application |
PAI 4478 Cross References
| Brand | Part Number |
|---|---|
| FTW-4478, 71RU21707, MAK71RU21707 | |
| PAI | FTW-4478 |
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PAI 4478 Manufacturer Information
Backed by 40 years of part manufacturing experience, PAI Industries® has been providing the heavy-duty truck industry with high-quality service parts for the engine, gearing, exhaust, suspension, and electrical systems. This brand has been manufacturing its products in the USA since 1973, and it owes its worldwide success to its dedicated and experienced employees. PAI takes pride in being an ISO 9001:2015-certified auto and truck parts manufacturer, operating in a 54,000 square feet facility that is equipped with state-of-the-art machinery. PAI’s technicians also perform 100% testing and inspection in its oil pump, water pumps, gear, synchronizer, and cylinder head to ensure durability and reliable performance.
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