model

bearing	NJ2230-E-M1
X-life	XL
L-shaped inclined guard ring	-

quality m

bearing ≈kg	18.7
L-shaped inclined guard ring ≈kg	-

size mm

d	150
D	270
B	73
r min	3
r1 min	3
s1)	7.5
E	242
F	182
D1 ≈	233.2
d1 ≈	193.1
B1	-
B2	-
B3	-

installation size mm

da min<	164
da max	179
dc min	196
Da max<	256
ra max	2.5

Basic rated load N

live load Cr	780000
dead load Cor	970000

Fatigue limit load Cur/N	142000
limit speed nG/min–1	4300
Reference speed nB/min–1	1860