684-Miniature Metric Series
Dimension and Parameters
Product Number
Open
:684
Shield
:684 ZZ
Sealed
:684 2RS
Bore
Diameter
d(mm) :4
Outer
Diameter
D(mm) :9
Width
B
mm :2.50
Width
B1
mm :4
Radius
rs(min)
mm :0.10
Load Rating(N)
Dynamic
(mm) :641
Static
Cor :227
Max Speed
Grease
*1000RPM :53
Oil
*1000RPM :63
Cage type
:W
Ball Complement
QTY
Z :7
Size
Dw :1.59
