model

bearing	239/900-K-MB
withdrawal sleeve	AH39/900

quality m

bearing ≈kg	641
withdrawal sleeve ≈kg	180

size mm

d1H	850
d	900
D	1180
B	206
r min	6
D1 ≈	1098.8
ds	12.5
ns	23.5
a ≈	12
b	51
screw thread d2G	Tr830×8
I	265

installation size mm

da min	923
Da max	1157
ra max	5

Basic rated load N

live load Cr	238
dead load Cor	2.1

Calculation coefficient

e	1000000
Y1	1330000
Y2	0.29
Y0	2.32

Fatigue limit load Cur/ N	3.45
limit speed nG /min–1	2.26
Reference speed nB/min–1	143000