1. Product Overview LSS 208 2F is a standard metric insert ball bearing built with spherical outer ring and dual-sided 2F composite labyrinth sealing system. Its extended double-side inner ring matches standard bearing housings, while the spherical outer surface delivers self-aligning capacity to compensate slight shaft installation deflection. The exclusive 2F seal combines metal flinger labyrinth and rubber contact lip to block coarse dust, mud and splashing water, factory