SealMaster MFC-311 55 mm Mounted Ball Bearing, Cast Iron Piloted Flange, 52100 Bearing Steel, Black Oxide Coated, Setscrew Lock,

Ability to RelubricateYesBearing Insert FinishBlack OxideBearing Insert Material52100 Bearing SteelBearing TypeMedium DutyBolt Circle (in)6Bolt Size (in)1/2Bolt Size (mm)M16Bore Diameter (mm)55Bore ShapeStraightCage MaterialPPS - Polyphenylene SulfideCage TypeLand Riding RetainerDynamic Load Rating (lb)11789End CapNoFixed vs. ExpansionFixedFoot Height (in)0.5Grease Fitting Thread Size1/8 NPTHeight2.63HousingFlange, PilotedHousing CoatingPowder CoatedHousing ColorBlackHousing ConstructionOne PieceHousing MaterialCast IronHousing OD (in)7.125Housing StyleFlange BlockInner Race Heat Treat MethodZone-HardenedInner Ring OD (in)2.984Insert5311Length7.38Length Through Bore (in)2.563LubricantLithium Complex NLGI 2 GreaseMax Operating Temperature (F)220Maximum Speed (RPM)3000Misalignment Capability±2.0° Misalignment - Static OnlyMisalignment TypeStatic OnlyOuter Ring Land ProfileStandardOverall Height (in)2.56Overall Length (in)7.13Overall Width (in)7.13Pilot ConfigurationPIlotedPilot Depth (in)0.844Pilot Diameter (in)5Radial ClearanceStandardRolling elementBall BearingSealFelt Labyrinth SealShaft Locking TypeSet ScrewSize Code2-27Static Load Rating (lb)8150Width7.5