X Four-Point Contact VB040XP0 Thin Section Ball Bearing 4" x 4 5/8 " x 5/16" inch ABEC-1 Quality X Four-Point Contact Thin Section Steel Open Ball Bearing VB040XP0 that has ABEC 1 quality, VB040XP0 bearing is a popular item that could be used in many applications, the dimensions are 4" x 4 5/8 " x 5/16", VB040XP0 bearing is Open, VB040XP0 bearing is Oil Preservative preserved.