HLin 684ZZ Deep Groove Ball Bearing Double Shield 684-2Z 4mm x 9mm x 4mm Carbon Steel Bearings Pack of 20

Description: Deep Groove Ball Bearings are one of the most widely used rolling bearings. They are used to accommodate radial and axial loads in both directions. Suitable for all kinds of industrial equipment, micro motor, small rotary motor, office equipment and so on. With small friction and high-limit speed, Deep Groove Ball Bearings are cost-effective and require little maintenance. Carbon steel made with heat treating, provides high and uniform hardness, good wear resistance and high contact fatigue performance. Single-row, pre-lubricated, normal accuracy. Specification: Model: 684ZZ Shield Type: Double Shield Cage Material: Stamping Steel Inner Diameter (d): 4mm Outer Diameter (D): 9mm Thickness (B): 4mm Accuracy Class: P0 (ABEC-1) Noise Level: Z2 Number of Pack: 20 Pcs Weight: 26g