Specifications
Series :67300
Cone Part Number : 67388D
Cup Part Number :67320
Design Unit : Inch
Cage Material : Stamped Steel
Dimensions
d - Bore : 5 in / 127 mm
D - Cup Outer Diameter : 8 in / 203.2 mm
B - Double Cone Width : 3.6250 in / 92.075 mm
C - Cup Width : 1.5000 in / 38.1 mm
T - Bearing Width across Cups : 3.6250 in / 92.075 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1 : 0.06 in / 1.5mm
r - Cup Backface "To Clear" Radius2 : 0.130 in / 3.30mm
da - Cone Frontface Backing Diameter : 5.51 in / 140 mm
Db - Cup Backface Backing Diameter : 7.20 in / 182.88 mm
Ab - Cage-Cone Frontface Clearance : 0.09in / 2.3 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 :21400 lbf / 95300N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4: 144000 lbf /640000 N
C90(2) - Dynamic Radial Rating(Two-Row, 90 million revolutions)5 :37300lbf/ 166000N
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 : 12600 lbf /56100 N
Factors
K - Factor7 : 1.7
e - ISO Factor8 : 0.34
Y1 - ISO Factor9 : 1.96
Y2 - ISO Factor10 : 2.92
G1 - Heat Generation Factor (Roller-Raceway) ：384
G2 - Heat Generation Factor (Rib-Roller End)： 70.1
Cg - Geometry Factor11 : 0.122
