Deep Groove Ball Bearing 17x40x12mm 6203Z Double Shielded, Set Of 3 Workhorse Bearings For High Speed, Low Friction, Quiet Operation For CNC, RC, And General Machinery Projects
✔️ Dual-shielded 17x40x12mm, low-friction, high-speed
These 6203Z deep groove ball bearings come in a handy 3-pack, perfect for CNC machines, RC hobbies, skateboards, inline skates, and other general machinery projects where reliable, quiet operation is essential. Each bearing is sealed with double metal shields to protect against dust and contamination.
✅ Inner Dia: 17 mm (0.67 in)
✅ Outer Dia: 40 mm (1.6 in)
✅ Width: 12 mm (0.47 in)
✅ Material: premium steel for durable performance under heavy loads
✅ Shielding: double metal shields protect from dust and contamination
✅ Type: 6203Z
💡 What is a deep groove ball bearing used for in small machinery? Deep groove ball bearings are handy for smooth rotation with low friction in hobby CNCs, RC models, and general equipment.
- high-speed, low-friction rotation for shafts
- radial load support in compact assemblies
- standard bore options like 17 mm for easy swaps
- sealed shields help keep dust out