model

bearing	23972-K-MB
withdrawal sleeve	AH3972G

quality m

bearing ≈kg	45
withdrawal sleeve ≈kg	12.8

size mm

d1H	340
d	360
D	480
B	90
r min	3
D1 ≈	447.1
ds	9.5
ns	17.7
a ≈	7
b	21
screw thread d2G	Tr380×5
I	112

installation size mm

da min	372.4
Da max	467.6
ra max	2.5

Basic rated load N

live load Cr	213
dead load Cor	2.1

Calculation coefficient

e	800000
Y1	1190000
Y2	0.32
Y0	1.99

Fatigue limit load Cur/ N	2.96
limit speed nG /min–1	1.94
Reference speed nB/min–1	124000