


10-Pack Premium 693-2RS Bearings 3x8x4mm Sealed Miniature
UPC: 00193019043257
Type: Deep Groove Ball Bearings
Closures: 2 Rubber Seals
Lubrication: Self Lubricated (Grease)
Size: 3mm x 8mm x 4mm
693-2RS Mini Sealed Bearings 10-Pack
✔️ 3mm x 8mm x 4mm - Grease-Lubed & Dust-Protected
These 693-2RS mini deep groove ball bearings are sealed on both sides with rubber for protection from dust, debris, and light moisture. Pre-lubed with grease and built from durable chrome steel, they're ready to handle high-speed tasks in tight spaces, ideal for RC models, 3D printers, or precision tools.
✅ Pack Size: 10 Bearings
✅ Type: Deep Groove Radial Ball Bearings
✅ Closures: Double Rubber Seals (2RS)
✅ Lubrication: Pre-lubricated with grease
✅ Material: Chrome Steel
✅ Dimensions: 3mm ID x 8mm OD x 4mm Width
✅ Dynamic Load Rating Cr: 550 N
✅ Static Load Rating Cor: 170 N
✅ Limiting Speed (Grease): 64,000 RPM
💡 What are the benefits of sealed micro ball bearings?
Small sealed bearings are perfect for confined spaces and high-speed setups:
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Reduce downtime by blocking dust and particles
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Require less maintenance thanks to built-in grease
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Extend component life in precision tools
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Ideal for drones, robotics, skate equipment, and micromotors
Add some micro muscle to your next build, grab this 10-pack and keep your gear spinning smooth!