1. Product Overview W208PPB2 heavy-duty agricultural spherical outer diameter insert bearing, straight round 1-1/2 inch bore, specially developed for disc harrows, rotary tillers and field farming equipment. Equipped with one-piece integrated tri-ply three-lip shroud composite seals, forming multi-stage barrier against mud, crop residue, sand, dust and field water splash. Spherical outer ring allows ±2.5° self-alignment to compensate shaft and housing assembly misalignment.