S6904-2RS Ball Bearing Si3N4 Hybrid Ceramic Premium ABEC-5

S6904-2RS Stainless Hybrid Bearing
✔️ ABEC-5 Sealed Ceramic Ball Bearing 20x37x9mm

The S6904-2RS is a premium stainless steel deep groove ball bearing fitted with Si3N4 ceramic balls and a nylon cage for smooth, high-speed operation. Rated ABEC-5, it offers precise tolerances and long-lasting performance. With dual rubber seals, this bearing stays protected from dust and dirt while running pre-greased for reliable motion.

✅ Stainless steel races with Si3N4 ceramic balls
✅ ABEC-5 precision rating (EMQ quality)
✅ Radial clearance: C3
✅ Nylon cage for stability and reduced friction
✅ Double rubber seals (2RS) for protection
✅ Pre-lubricated with SRL grease
✅ Dimensions: 20mm inner diameter x 37mm outer diameter x 9mm width
✅ Pack size: 1 bearing
☑️ Equivalent references: 6904-2RS1, 6904-2RZ

💡 Why use ABEC-5 hybrid ceramic sealed bearings?
Hybrid ceramic bearings offer speed, precision, and durability in one package.

• Ceramic balls lower rolling resistance and heat buildup

• ABEC-5 tolerances deliver smooth, accurate motion

• Sealed design keeps grease in and dirt out for less maintenance

A strong choice for electric motors, performance tools, and demanding equipment, grab this hybrid ceramic bearing today and keep your systems running clean and precise.