The NTN RNA2207LL/3AS/3AS is a genuine NTN yoke type track roller designed for robust performance in various industrial applications. This precision-engineered roller features a 35mm bore diameter, a 72mm outer diameter, and an overall width of 28mm. It is equipped with LL contact seals on both sides, providing excellent protection against contaminants and ensuring superior grease retention for extended service life. The /3AS/3AS suffix indicates specific lubrication or internal design characteristics, optimizing the roller's efficiency and durability in demanding operating conditions.