PRODUCTS

688 688/ZZ 688/2RS 688/2RU

Product Description

d	8
D	16
B	4
B1	5
r(min)	0.2
r1(min)	0.2
Cr (KN)	1.6
Cor (KN)	0.71
Limiting Speed (Z,ZZ,RU,2RU)	42000
Limiting Speed (RS,2RS)	28000
Open Type (Z)	50000
Open Type	688
Bearing Code	688 ZZ
Without Contacting Rubber Seals	688 2RU
With Contacting Rubber Seals	688 2RS
da (min)	9.6
Da (Max)	14.4
ra (Max)	0.2
rb (Max)	0.2
Mass (KG)	3.2