Timken LL687949 – LL687910
Tapered Roller Bearings-TS(Tapered Single)Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
LL687900
Cone Part Number
LL687949
Cup Part Number
LL687910
Design Unit
Inch
Cage Material
Pin-Type
Related Assembly Number(s)
LL687949-90013
Dimensions
d - Bore
977.900 mm
D - Cup Outer Diameter
1130.300 mm
B - Cone Width
63.5 mm
C - Cup Width
47.625 mm
T - Bearing Width
66.675 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
1005 mm
db - Cone Backface Backing Diameter
1010 mm
Da - Cup Frontface Backing Diameter
1105.15 mm
Db - Cup Backface Backing Diameter
1094.99 mm
Ab - Cage-Cone Frontface Clearance
11.68 mm
Aa - Cage-Cone Backface Clearance
3.81 mm
a - Effective Center Location3
114.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
433000 N
C1 - Dynamic Radial Rating (1 million revolutions)5
1670000 N
C0 - Static Radial Rating
5290000 N
C6
323000 N
Factors
K - Factor7
1.34
e - ISO Factor8
0.44
Y - ISO Factor9
1.38
G1 - Heat Generation Factor (Roller-Raceway)
18900
G2 - Heat Generation Factor (Rib-Roller End)
3190.6
Cg - Geometry Factor10
0.363
