Oil Bath Seal
Manufacturer’s Warranty : 12 months/12,000 miles
Easy Return : We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund.
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$36.28 $42.68
15% Off
Only 10 left in stock - order soon.
Oil Bath Seal
National 370003A Oil Bath Seal
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
Dynamic Edge Red 37 Series oil bath seals deliver dependable point contact seal
Temperature range: -40°F to 225°F / -40°C to 107°C
Unitized construction provides greater structural integrity, easier installation and main lip protection
Abrasion-resistant nitrile with spring-loaded main lip for positive sealing with reduced shaft interference
Unique rubber I.D. and O.D. includes patented SURE-LOCK® ribs that prevent shaft leaks and bore contamination
Seal to Bearing Comparison
Oil Bath Seal Installation Procedures
The Heavy Duty Wheel End Offering
Red 37 Series Featuring Dynamic Edge Technology
Oil Bath Seal Troubleshooting Checklist
1995-2011 Isuzu FTR (Rear Inner); 1995-2004 Isuzu FVR (Rear Inner); 2005-2007 Isuzu HTR (Rear Inner); 2005-2008 Isuzu HVR (Rear Inner); 1997-2009 Chevrolet C6500 Kodiak (Rear Inner); 1997-2009 Chevrolet C7500 Kodiak (Rear Inner); 1997-2009 Chevrolet T6500 (Rear Inner); 1997-2009 Chevrolet T7500 (Rear Inner); 2003-2009 GMC C6500 Topkick (Rear Inner); 1997-2009 GMC C7500 Topkick (Rear Inner); 1997-2009 GMC T6500 (Rear Inner); 1997-2009 GMC T7500 (Rear Inner); 2005-2011 Hino 268 (Rear Inner); 2009-2018 Hino 338 (Rear Inner); 2011-2014 Hino 268A (Rear Inner); 2009-2014 Hino 338CT (Rear Inner); 1981-1994 Ford F600 (Rear Inner); 1981-1998 Ford F700 (Rear Inner); 1990-1999 Ford F800 (Rear Inner)