Low swell in hydrocarbon fluidsDesign type: spring loaded; multi-lipProvides good low temperature capabilityTemperature range: -40 degrees Farhenheit to 225 degrees Farhenheit; -40 degrees Celcius to 107 degrees CelciusDelivers quality and reliable performance for every type of repairNational 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.