ZZ Bearings, 4x9x4mm Ball Bearing 684ZZ Bearing ID 4mm, OD 9mm, Thickness 4mm Pre-Lubricated Deep Groove Ball Bearing for 3D Printer, Fidget Spinner, Scooters Ball Bearing 10pcs

About This Product :

• Package includes: 10 pcs 684ZZ deep groove ball bearings, inner diameter: 4mm, outer diameter: 9mm, thickness 4mm.
• Material: The bearing is made of high-precision bearing steel, which is resistant to rust, no deformation, and has good stability under heavy load.
• Double-sided metal seal: prevent the leakage of lubricant in the bearing, and prevent the intrusion of harmful substances such as external dust, moisture and foreign matter.
• Application: Rolling bearings are widely used in agricultural machinery, conveying equipment, robots, elevators, ship rudder shafts, skateboards, inline skates, etc.
• Features: lower noise and friction, higher temperature resistance. Faster heat dissipation and support for high-speed operation. The mute effect is good. The bearing oil has been filled in the factory, which is convenient to use.

Details :

• Material: Steel
• Bearing Number: 684ZZ
• Bearing Type: Ball Bearing
• Compatible Lubricant: Oil