Specifications
Series :67700
Cone Part Number : 67790D
Cup Part Number :67720
Design Unit : Inch
Cage Material : Stamped Steel
Related Assembly Number(s):
67790D-90123
67790D-90212
67790D-902B1
67790D-902C6
Dimensions
d - Bore : 7 in / 177.800 mm
D - Cup Outer Diameter : 9 3/4in / 247.650 mm
B - Double Cone Width : 3.5625in / 90.488 mm
C - Cup Width : 1.5000 in / 38.1 mm
T - Bearing Width across Cups : 3.5624 in / 90.485 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 : 7.52 in / 191mm
Db - Cup Backface Backing Diameter : 9.02in / 229.11 mm
Ab - Cage-Cone Frontface Clearance : 0.11in / 2.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 :23600 lbf / 10500N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4: 159000 lbf /705000 N
C90(2) - Dynamic Radial Rating(Two-Row, 90 million revolutions)5 :41100lbf/ 183000N
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 : 17800 lbf /79000 N
Factors
K - Factor7 : 1.33
e - ISO Factor8 : 0.44
Y1 - ISO Factor9 : 1.54
Y2 - ISO Factor10 : 2.29
G1 - Heat Generation Factor (Roller-Raceway) ：622
G2 - Heat Generation Factor (Rib-Roller End)： 122
Cg - Geometry Factor11 : 0.121
