Full Ceramic Ball Bearing Double Sealed 5/32 Inch Inner Diameter By 5/16 Inch Outer Diameter And 1/8 Inch Width Miniature Bearing For Precision Machinery And Industrial Use High-Grade Ceramic Construction

Full Ceramic R155-2RS Bearing, 5/32 x 5/16 x 1/8 in
✔️ ID 5/32 in (3.97 mm), OD 5/16 in (7.94 mm), width 1/8 in

Compact, high-precision ceramic bearing used in miniature machinery, precision instruments, and hobby robotics for smooth operation in high-heat and corrosion-prone environments.

✅ Inner diameter: 5/32 in (3.97 mm)
✅ Outer diameter: 5/16 in (7.94 mm)
✅ Width: 1/8 in (3.18 mm)
✅ Balls: Zirconia ceramic (ZrO2); Cage: PTFE; Races: Zirconia (ZrO2)

💡 What is a full ceramic bearing and when is it used in precision machinery? This handy explanation helps buyers decide if this option fits their setup. - high temperature tolerance and corrosion resistance in labs and robotics - non-magnetic, lightweight construction for sensitive equipment - low lubrication needs improve cleanliness in cleanrooms - long service life in dry, dusty or high-speed settings