Specifications:

• Certification: NONE
• Material: Steel
• Origin: CN(Origin)
• Width : 4 mm
• Torque Capacity: 3X8X4mm
• Surface Roughness: Ra 0.2
• Structure: Gear
• Model Number: 693ZZ
• Lubrication : Greased
• Inner Diameter : 3 mm
• Coatings: none
• Brand Name: raindew
• Bearing Type : Ball Bearing
• Bearing Sizes : 3X8X4mm
• Bearing Material : Bearing Steel GCr15
• Bearing Grade: ABEC-9
• Bearing Characteristics : Running Smooth & High Speed
• Ball Material : Bearing Steel GCr15
• Application : Motors Fans...
• Out Diameter : 8 mm