model

open	F689
With dust cover	WF689 ZZ

key dimension (mm)

d	9
D	17
B	4
B1	5
r min.	0.2
r1 min.	0.2

specified load (N)

Cr	1.35
Cor	0.66

Limit of rotation speed (rpm)

Grease Open type (ZZ, ZZX)	39000
Oil Open Type (Z, ZX)	46000

Flange size(mm)

D1	19
D2	19
C1	1
C2	1.1

Shoulder retaining size (mm)

da min.	10.6
ra max.	0.2

weight(g)

Approx	3.9