5x10x4 Full Complement Ceramic Bearing Si3N4 Miniature Ball Bearings

Bearing 10 Packs at Boca Bearings

1/4 Inch Si3N4 Silicon Nitride Ceramic Ball Bearings G5 – BC Precision

VXB KIt7585 5x10x4 Full Ceramic Bearing Silicon Nitride Miniature

Ball Bearings:Ceramic Miniature Ball Bearing:Sealed Bearing

can be made with chrome 52100 or stainless steel for the inside and outside race along with silicon nitride balls. The retainer can be PTFE, peek

684 Miniature Hybrid Ceramic Bearings (4X9X4)

OpenBuilds 800 Mini Ball Bearing 105zz 5x10x4

High Temperature

High Temperature

Full silicon nitride ceramic bearings

6300 Series Deep Groove Radial Ball Bearings

6314 Full Complement Balls Bearing 6314 Ceramic Bearing High Speed Si3n4 Hybrid - China Bearing, Ball Bearings

Free shipping Hybrid stainless steel miniature bearings 684 size 4X9X4 oil-free self-lubricating acid and alkali resistance - AliExpress