outline dimension (mm)

d	6.35
D	9.525
D1	10.719
B	3.175
B1	3.175
C1	0.58
C2	0.91
γ（min）?	0.1

specified load (N)

Cr	420
Cor	204

Rated load load {kgf}

Cr	43
Cor	21

Rated speed min ^-1

Fat lubrication open type Z·ZZ	48000
Oil lubrication open type Z	56000

bearing symbol

open type	FR168B
Dust cover type	FR168B ZZ

installation size (mm)

da（min）	7.2
db(max)	7
γa（max）	0.1

Weight (g) (reference)

open type	0.66
Dust cover type	0.75