model

bearing	231/530-K-MB
withdrawal sleeve	AH31/530A

quality m

bearing ≈kg	643
withdrawal sleeve ≈kg	93.4

size mm

d1H	500
d	530
D	870
B	272
r min	7.5
D1 ≈	756.3
ds	12.5
ns	23.5
a ≈	12
b	53
screw thread d2G	Tr560×6
I	325

installation size mm

da min	562
Da max	838
ra max	6

Basic rated load N

live load Cr	171.2
dead load Cor	2

Calculation coefficient

e	450000
Y1	690000
Y2	0.27
Y0	2.33

Fatigue limit load Cur/ N	3.47
limit speed nG /min–1	2.28
Reference speed nB/min–1	84000