10PCS FR4ZZ Flange Ball Bearing Double Shielded GCr15 Chrome 1/4″x5/8″x0.196″
Ball BearingsGeneral Information：[1][Application] – Commonly used for glider/rocker arms, wheels of the cart, lawnmowers, printers, pumps, motors, gearboxes, reducer, textile machinery, electronic equipment, and more.[2][Durable] – Chrome Steel (GCr15) races offer high hardness and great wear resistance, thus extend bearings’ service life.[3][Load & Speed] – Dynamic load rating of 283N and static load rating of 112N. The limiting speed is 38000 RPM under grease lubricating.[4][Easy to Maintain] – Shields on Both sides to keep lubricant in. Z2 noise level for most general use.[5][Size] – FR4ZZ ABEC1 bearing (I.D.=1/4″, O.D.=5/8″, Thickness=0.196″, Flange Dia: 17.5mm).