SMR3722-2RS Hybrid Ceramic Stainless Steel Ball Bearing with ABEC-5 Precision, PTFE Seals, Silicon Nitride Ceramic Balls, Smooth Low Friction Performance, Self Lubricated Design, 22mm ID 37mm OD 9mm Width

SMR3722-2RS Hybrid Ceramic Stainless Steel ABEC-5 Ball Bearing
✔️ 22mm x 37mm x 9mm PTFE Sealed Si3N4 Ceramic Bearing

This is a single SMR3722-2RS hybrid ceramic deep groove ball bearing built for smooth, efficient rotation in high-speed and precision applications. It’s commonly used in electric motors, robotics, lab equipment, precision tools, and compact mechanical assemblies where low friction and long service life matter.

✅ Pack size: 1 bearing
✅ Hybrid ceramic design with silicon nitride Si3N4 balls
✅ Stainless steel inner and outer rings for corrosion resistance
✅ Premium ABEC-5 precision for smooth, accurate rotation
✅ PTFE seals to keep contamination out and lubricant in
✅ Deep groove radial bearing for stable load handling
✅ Pre-lubricated with SRL grease for maintenance-friendly use

Dimensions
Inner Diameter 22 mm
Outer Diameter 37 mm
Width 9 mm

💡 Why are hybrid ceramic ABEC-5 ball bearings used in high-speed equipment?
Hybrid ceramic bearings combine precision tolerances with advanced materials for demanding motion systems.

• Si3N4 ceramic balls reduce friction and heat at higher RPM

• ABEC-5 tolerances improve accuracy and rotational consistency

• PTFE seals help maintain clean internal conditions

• Stainless steel rings support durability in light moisture environments

A handy choice when you need clean rotation, dependable speed performance, and long-term reliability in compact mechanical setups.