好疼太大了太粗太长了视频丨男女做爽爽爽网站丨久久国产成人精品国产成人亚洲丨折磨小男生性器羞耻的故事丨国产成人一区二区精品视频丨2021最新国产在线人成丨二区三区丨狠狠躁夜夜躁人人爽天天天天丨国产精品swag丨欧美成人二区丨长河落日电视连续剧免费观看01丨精品九九九九九丨丁香六月综合激情丨大香伊在人线免97丨天天干伊人丨亚洲成av人片在www鸭子丨久久精品欧美日韩丨免费不卡毛片丨亚洲天堂网一区二区丨亚洲一区91

25-year production experience

d:
D:
B:
7300 Series

7300 Series

Dimension and Parameters

Bearing Numbers
Single row :7338A
DB :7338DB
DF :7338DF
DT :7338DT
Principal dimensions(mm)
d :190
D :400
B :78
r(min) :5
r1(min) :2
Basic load ratings(N)
Cr :450000
Cor :600000
Basic load ratings(kgf)
Cr :46000
Cor :61000
Value
fo :14.3
Limiting Speed (rpm)
Grease :1400
Oil :1900
Distance of action point(mm)
a :124.2
Abutment and fillet dimensions
da(min) :212
Da(max) :378
ra(max) :4
Weight
(kg) :47.5
Basic load ratings(duplex bearing) (N)
Cr :730000
Cor :1200000
Basic load ratings(duplex bearing) (kgf)
Cr :74500
Cor :122000
Limiting Speed(duplex bearing) (rpm)
Grease :1100
Oil :1500
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :248.3
face-to-face arrangement :92.3
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :390
rb(max) :2