SKF
Sweden
Manufacturer designation:
638/4-2Z
Interchange designations:
618/4 ZZ;
Design:
The ball bearing consists of two rings (internal and external) and rolling elements (balls), connected with a cage - separator. The bearing is sealed on each side.
Application:
conveying equipment; robotics; 3D printers;
fidget spinner;
dental equipment;
rolling mills; skateboard; inline skating
ship rudder shafts;
aggregate crushers;
DC Motors; Blower; bend saw, hand piece, hobby;
RC Helicopters, RC Planes, RC Trucks, RC Cars
Parameters
0.0006 kg
4 mm
9 mm
4 mm
Seal on both sides
Metal
0.116 kN
0.423 kN
140000 RPM
140000 RPM
1 piece
1 piece
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