693RS Miniature Ball Bearing 3x8x4mm – Rubber Sealed
693RS Miniature Ball Bearing 3x8x4mm – Rubber Sealed — Compact, chrome-steel bearing designed for high-speed rotation with rubber seals on both sides for dust protection and low maintenance.
Features- Miniature 693RS size: 3 x 8 x 4 mm
- Rubber-sealed both sides for contamination resistance
- Chrome steel races and balls for durability
- Nylon cage for smooth operation and reduced noise
- Max speed up to 20,000 rpm for precision applications
- Inner diameter: 3 mm
- Outer diameter: 8 mm
- Width: 4 mm
- Material: Bearing steel (chrome steel)
- Cage: Nylon
- Seal: Rubber on both sides
- Max Speed: 20,000 rpm
Package includes: 1 x 693RS miniature ball bearing (3x8x4mm), rubber sealed.
Warning/Advice: Handle with clean tools; avoid exposure to corrosive chemicals and excessive axial loads. Lubricate per application requirements and inspect seals before installation.
Benefits: This 693RS bearing delivers reliable rotation in compact assemblies, reducing vibration and maintenance needs. Its rubber seals block dust and debris while the nylon cage lowers friction and noise—ideal for precision motors, small drones, RC vehicles, medical devices, and industrial instruments. High-speed capability and chrome-steel construction improve longevity and performance under continuous use.
Perfect for hobbyists, technicians, and engineers needing compact, high-speed bearings in tight spaces, backed by a 2-year warranty. Add this 693RS bearing to your project to improve reliability and smooth operation—install easily in shafts, housings, and gear assemblies for immediate performance gains.
Please note: All electronic and mechanical equipment, devices and machines sold to EU countries are CE certified and carry a two year warranty.