Feature

●Inner diameter(d): 3mm
●Outer diameter(D): 7mm
●Outside diameter of flange (D1): 8.1mm
●Width (B): 2.5mm
●Flange width (C1): 0.5mm

[F683W2 8 balls 3x7x2mm]

Description

Seal type: without seals(open)

This section bearing feel smooth, low noise, long service life. Is suitable for motor, toys, model, instruments and meters, electric tools, communications equipment, fitness equipment and other fields.
Material of the bearing:
Rings and balls:
1, made of high-carbon chromium bearing steel (GCR15)
2, SUS440C= Stainless steel standard code:440C