5309-ZZ, JAF/IJK/KYK Brand, 2-Row Angular Contact Shielded Ball Bearing (0324k)5309 ZZ, JAF, 2 Row Angular Contact Ball Bearing JAF Bearing No. 5309 ZZ C3 PRX Bore diameter (d) 45 mm Outer diameter (D) 100 mm Basic Load Rating Dynamic 16300 lbs Static 12100 lbs Speed Rating Grease 4000 RPM Weight 3. 100 lbs ABEC Rating ABEC 1 Grease Mobil Polyrex EM, 30 40% free volume fill Radial Internal Clearance (C3) +0. 014 to 0. 036 mm (+0. 0007 to 0. 0014 inch) Tolerance Inner Ring (d) +0 to 0. 012 mm (+0 to 0. 00045 inch) Outer Ring (D)