Timken 48393 – 48320-B
Tapered Roller Bearings - TSF (Tapered Single with Flange) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Detailed data of
48393 – 48320-B
Specifications
Series
48300
Cone Part Number
48393
Cup Part Number
48320-B
Design Unit
Inch
Cage Material
Stamped Steel
Related Assembly Number(s)
48393-90026
Dimensions
d - Bore
136.525 mm
D - Cup Outer Diameter
190.5 mm
D1 - Flange Outer Diameter
195.956 mm
B - Cone Width
39.688 mm
C - Cup Width
33.338 mm
C1 - Cup Flange Width
5.558 mm
T1 - Bearing Width to Flange
11.908 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
3.600 mm
r - Cup Backface "To Clear" Radius2
3.30 mm
da - Cone Frontface Backing Diameter
144 mm
db - Cone Backface Backing Diameter
151 mm
Da - Cup Frontface Backing Diameter
185.93 mm
Ab - Cage-Cone Frontface Clearance
2 mm
Aa - Cage-Cone Backface Clearance
2.3 mm
a - Effective Center Location3
-4.1 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
73300 N
C1 - Dynamic Radial Rating (1 million revolutions)5
283000 N
C0 - Static Radial Rating
542000 N
C6
40300 N
Factors
K - Factor7
1.82
e - ISO Factor8
0.32
Y - ISO Factor9
1.87
G1 - Heat Generation Factor (Roller-Raceway)
404
G2 - Heat Generation Factor (Rib-Roller End)
95.6
Cg - Geometry Factor10
0.121
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