outline dimension (mm)

d	420
D	580
T	95
B	90
C	56
Inner circle γ (min)	6
Outer ring γ (min)	5

specified load (N)

Cr	1310
Cor	2700

Rated load load {kgf}

Cr	133000
Cor	275000

Rated speed min ^-1

Fat lubrication	—
oiling	—

bearing symbol

	R420—4

ISO355 Size series (reference)

	—

installation size (mm)

da（min）	469
db(max)	438
da(max)	539
da（min）	—
Db(min)	569
Sa(min）	—
Sb(min）	—
Inner circle γ a (max)	4
Outer ring γ a (max)	4

Point position (mm)

a	159.7

constant

e	0.74

Axial load of coefficient

Y1	0.8
Y0	0.45

weight (kg)

(consult)	69.4