687/672

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Part Number:
d:
D:
B:

Single Row Tapered Roller Bearings (Inch Series)

Single Row Tapered Roller Bearings (Inch Series)
Single Row Tapered Roller Bearings (Inch Series)

Dimension and Parameters

Bearing NO. :687/672
Boundary dimensions(mm)
d :101.6
D :168.275
T :41.275
B :41.275
C :30.162
r 1.2min :3.5
r 3.4min :3.3
Basic load ratings(kN)
Cr :223
Cor :345
Limiting speed(rpm)
Grease :1900
Oil :2800
Application point
a :38.3
Abutment and fillet dimensions(mm)
da max :109
db min :121
Da max :149
Db min :161
ra max :3.5
rb max :3.3
Value
e :0.47
Y :1.3
Y0 :0.7
Weight (kg)
Refer :3.39
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