Timken LM772748 – LM772710
Tapered Roller Bearings-TS(Tapered Single)Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
LM772700
Cone Part Number
LM772748
Cup Part Number
LM772710
Design Unit
Inch
Cage Material
Stamped Steel
Related Assembly Number(s)
LM772748-90037
Dimensions
d - Bore
488.950 mm
D - Cup Outer Diameter
634.873 mm
B - Cone Width
84.138 mm
C - Cup Width
61.913 mm
T - Bearing Width
84.138 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
6.4 mm
r - Cup Backface "To Clear" Radius2
3.30 mm
da - Cone Frontface Backing Diameter
510 mm
db - Cone Backface Backing Diameter
522 mm
Da - Cup Frontface Backing Diameter
616.00 mm
Db - Cup Backface Backing Diameter
599.95 mm
Ab - Cage-Cone Frontface Clearance
4.8 mm
Aa - Cage-Cone Backface Clearance
8.9 mm
a - Effective Center Location3
40.9 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
482000 N
C1 - Dynamic Radial Rating (1 million revolutions)5
1860000 N
C0 - Static Radial Rating
3870000 N
C6
390000 N
Factors
K - Factor7
1.24
e - ISO Factor8
0.47
Y - ISO Factor9
1.27
G1 - Heat Generation Factor (Roller-Raceway)
5450
G2 - Heat Generation Factor (Rib-Roller End)
602
Cg - Geometry Factor10
0.253
