Series 365 Cone Part Number 368 Cup Part Number 363D Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 2 in 50.800 mm D - Cup Outer Diameter 3.5433 in 90 mm B - Cone Width 0.875 in 22.225 mm C - Double Cup Width 1.6563 in 42.070 mm T - Bearing Width across Cones 1.9688 in 50.008 mm Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.06 in 1.5 mm r - Cup Backface "To Clear" Radius2 0.03 in 0.8 mm db - Cone Backface Backing Diameter 2.28 in 58 mm Da - Cup Frontface Backing Diameter 3.34 in 84.84 mm Aa - Cage-Cone Backface Clearance 0 in 0 mm a - Effective Center Location3 -0.17 in -4.3 mm Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 5930 lbf 26400 N C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 39900 lbf 177000 N C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 10300 lbf 46000 N Ca90 - Dynamic Thrust Rating (90 million revolutions)7 3250 lbf 14400 N Factors K - Factor8 1.83 e - ISO Factor9 0.32 Y1 - ISO Factor10 2.11 Y2 - ISO Factor11 3.14 Cg - Geometry Factor12 0.0773