model

bearing	54307
bed down the livestock	U307

quality m

bearing ≈kg	0.802
bed down the livestock ≈kg	0.083

size mm

d	30
D	68
T2	47.2
D1	37
B	10
r min	1
r1 min	0.3
R	56
A	21
D2	52
D3	72
C	7.5
T3	52

installation size mm

da	35
Da max	52
ra max	1
ra1 max	0.3

Basic rated load N

live load Ca	50000
dead load C0a	88000

Fatigue limit load

Cua N	3900

Minimum load factor

A	0.05

limit speed

nG min	4500