Timken EE640192 – 640260
Tapered Roller Bearings-TS(Tapered Single)Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
640000
Cone Part Number
EE640192
Cup Part Number
640260
Design Unit
Inch
Cage Material
Pin-Type
Related Assembly Number(s)
EE640192-90034
Dimensions
d - Bore
488.950 mm
D - Cup Outer Diameter
660.400 mm
B - Cone Width
94.458 mm
C - Cup Width
69.85 mm
T - Bearing Width
93.663 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
6.4 mm
r - Cup Backface "To Clear" Radius2
6.35 mm
da - Cone Frontface Backing Diameter
513 mm
db - Cone Backface Backing Diameter
522 mm
Da - Cup Frontface Backing Diameter
632.71 mm
Db - Cup Backface Backing Diameter
624.08 mm
Ab - Cage-Cone Frontface Clearance
6.6 mm
Aa - Cage-Cone Backface Clearance
8.1 mm
a - Effective Center Location3
4.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
614000 N
C1 - Dynamic Radial Rating (1 million revolutions)5
2370000 N
C0 - Static Radial Rating
4590000 N
C6
323000 N
Factors
K - Factor7
1.9
e - ISO Factor8
0.31
Y - ISO Factor9
1.95
G1 - Heat Generation Factor (Roller-Raceway)
6320
G2 - Heat Generation Factor (Rib-Roller End)
601
Cg - Geometry Factor10
0.231
