National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 70 years. Our design team keeps pace with the industry and provides advanced solutions for today's vehicles.
- COMPATIBILITY – Fits 1997-1997 Ford F-250 HD; 2000-2004 Ford Excursion; 2001-2004 Ford Excursion; 1992-1997 Ford F-Super Duty; 1993-1998 Ford F-250; 1999-2004 Ford F-250 Super Duty; 1992-1997 Ford F-350; 1998-1998 Ford F-350; 1999-2004 Ford F-350 Super Du
- GET THE RIGHT PART -- Before purchasing, please check the “Amazon Confirmed Fit” bar to ensure this part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes. If the “Amazon Confirmed Fit” bar has an “i” in a blue circle, this product has additional notes. Please hover over the “i” on the bar to see notes before making your purchase
- Design type: spring loaded; multi-lip
- Temperature range: -20°F to 300°F / -29°C to 49°C
- Protection from EP lubricants
- Low swell in hydrocarbon fluids
- Delivers quality and reliable performance for every type of repair
- COMPATIBILITY – Fits 1997-1997 Ford F-250 HD; 2000-2004 Ford Excursion; 2001-2004 Ford Excursion; 1992-1997 Ford F-Super Duty; 1993-1998 Ford F-250; 1999-2004 Ford F-250 Super Duty; 1992-1997 Ford F-350; 1998-1998 Ford F-350; 1999-2004 Ford F-350 Super Du
- GET THE RIGHT PART -- Before purchasing, please check the “Amazon Confirmed Fit” bar to ensure this part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes. If the “Amazon Confirmed Fit” bar has an “i” in a blue circle, this product has additional notes. Please hover over the “i” on the bar to see notes before making your purchase
- Design type: spring loaded; multi-lip
- Temperature range: -20°F to 300°F / -29°C to 49°C
- Protection from EP lubricants
- Low swell in hydrocarbon fluids
- Delivers quality and reliable performance for every type of repair
