国产精品莉莉欧美自在线线_仓本c仔国产精品_日本不再卡v片_2020av在线播放

25-year production experience

d:
D:
B:
7300 Series

7300 Series

Dimension and Parameters

Bearing Numbers
Single row :7303B
DB :7303DB
DF :7303DF
DT :7303DT
Principal dimensions(mm)
d :17
D :47
B :14
r(min) :1
r1(min) :0.6
Basic load ratings(N)
Cr :14800
Cor :8000
Basic load ratings(kgf)
Cr :1510
Cor :820
Value
fo :13.7
Limiting Speed (rpm)
Grease :13000
Oil :17000
Distance of action point(mm)
a :20.4
Abutment and fillet dimensions
da(min) :23
Da(max) :41
ra(max) :1
Weight
(kg) :0.118
Basic load ratings(duplex bearing) (N)
Cr :24000
Cor :16000
Basic load ratings(duplex bearing) (kgf)
Cr :2450
Cor :1640
Limiting Speed(duplex bearing) (rpm)
Grease :10000
Oil :14000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :40.9
face-to-face arrangement :12.9
Installation dimensions(duplex bearing)
db(min) :22
Db(max) :42
rb(max) :0.6