model

With stop slot	6018N
With a stop ring	6018NR

key dimension (mm)

d	90
D	140
B	24
r min.	1.5
r1 min.	0.5

specified load (KN)

Cr	58.2
Cor	49.7

Limit of rotation speed (rpm)

Grease	4700
Oil	5600

Stop Sway Size(mm)

D1 max.	135.23
a max.	3.71
b ±0.15	3.25
r0 max.	0.6

Stop ring size(mm)

D2 max.	149.7
f ±0.05	2.77

Shoulder retaining size (mm)

da min.	98
Da max.	132
Dx min.	152
Cy max.	6.17
ra max.	1.5
rb max.	0.5

weight (kg)

Approx	1.16