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23.3 mm
Nitrile Rubber
123.8 mm
018002011
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.
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
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