Seals are classified by O.D. wall material, lip type, and whether they have a spring or not.
Major oil seals are specified in ISO 6194-1 and JIS B 2402-1.
Table 2 shows the common types of oil seals, while Table 3 shows the features of each type of oil seal.
Table 4 lists the JTEKT oil seal type codes and corresponding ISO and JIS standards.
• Fluorine rubber
One of the key advantages of the F7TC Spark Plug is its durability. Traditional spark plugs can wear out quickly due to the high temperatures and vibrations found in modern engines. However, the F7TC Spark Plug is made from a special material that can withstand extreme conditions, ensuring long-lasting performance and reducing the need for frequent replacements. Spark plugs, the tiny yet essential components in any internal combustion engine, play a significant role in ensuring smooth and efficient operation. Among the various types and models, the A7TJC spark plug stands out for its unique features and performance capabilities.• Fluorine rubber
However, it's crucial to note that performance spark plugs aren't a one-size-fits-all solution. They are specifically tailored for engines with higher demands and may not necessarily provide benefits in everyday vehicles. Additionally, incorrect selection or installation can lead to issues like misfires, reduced fuel efficiency, or even engine damage. Therefore, it's essential to consult the manufacturer's guidelines or a professional mechanic before making the switch.