Timken 67388D – 67320
Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
67300
Cone Part Number
67388D
Cup Part Number
67320
Design Unit
Inch
Cage Material
Stamped Steel
Dimensions
d - Bore
127 mm
D - Cup Outer Diameter
203.2 mm
B - Double Cone Width
92.075 mm
C - Cup Width
38.100 mm
T - Bearing Width across Cups
92.075 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
1.5 mm
r - Cup Backface "To Clear" Radius2
3.30 mm
da - Cone Frontface Backing Diameter
140 mm
Db - Cup Backface Backing Diameter
182.88 mm
Ab - Cage-Cone Frontface Clearance
2.3 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3
95300 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4
640000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5
166000 N
C6
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
