R Series

Item # R188,R Series

Specifications · Dimensions

Specifications

Dimensions

Principal dimensions（mm）	d	6.35
	D	12.7
	B	3.175
	B1	4.762
	r(min)	0.15
Basic load ratings(N)	Cr	1080
Basic load ratings(N)	Cor	440
Basic load ratings{kgf}	Cr	110
Basic load ratings{kgf}	Cor	45
Speed ratings(rpm)	Grease(ZZ)	40000
Speed ratings(rpm)	Oil (Z)	50000
Designation	Open type	R188
Designation	With shiled	R188ZZ
Abutment and fillet dimensions (mm)	da(min)	7.6
	db(max)	7.4
	Da(max)	11.5
	Db(min)	11.6
	ra(max)	0.15
Weight(g)	Open type	1.53
Weight(g)	With shiled	2.21

Item # R188,R Series