25x42x9 mm Open Ball Bearing With Si3N4 Ceramic Balls Stainless Steel Race Nylon Cage Radial Deep Groove ABEC 7 Quality For High Precision Machinery Industrial Equipment And RC Hobby Applications

Ceramic Si3N4 Bearing 25x42x9mm, single unit, ABEC-7
✔️ 25x42x9 mm single unit, stainless body, Si3N4 ceramic balls, ABEC-7

This high-precision hybrid bearing blends a stainless steel shell with silicon nitride ceramic balls, delivering smooth, fast operation in robotics, CNC, and precision instruments. Built for tight tolerances and long life.

✅ Dimensions: ID 25 mm (0.984 in) x OD 42 mm (1.653 in) x width 9 mm (0.354 in)
✅ Material: Stainless steel shell with Si3N4 ceramic balls
✅ Cage: Nylon, open design
✅ Precision: ABEC-7 (EMQ) high-speed rating
✅ Pack: 1 bearing in this listing

💡 What is a ceramic ball bearing used for in high-precision equipment?

This handy choice improves speed, longevity, and accuracy in critical systems.

- handy for high-speed spindles and precision robotics - reduces friction, heat, and wear for longer life - works with stainless housings in hybrid designs - ideal for CNC machines and precision instruments