10 Pack R166ZZ Shielded Ball Bearings 3/16 Inch Inner Diameter 3/8 Inch Outer Diameter 1/8 Inch Width Pre Lubricated For Smooth Operation Lot Of 10 Miniature Bearings
✔️ 3/16 ID x 3/8 OD x 1/8 W, 10 pcs, pre-lubricated ZZ
R166ZZ shielded ball bearings are compact radial bearings sized for small machinery and hobby projects. They come pre-lubricated and feature double metal shields to keep out dust, making them ideal for DIY drones, RC gear, 3D printers, and micro-assembly tasks. Dimensions: ID 3/16 in (4.76 mm) x OD 3/8 in (9.53 mm) x width 1/8 in (3.18 mm). Pack size: 10 bearings.
✅ Inner diameter: 3/16 in (4.76 mm); Outer diameter: 3/8 in (9.53 mm); Width: 1/8 in (3.18 mm).✅ Double metal shields (ZZ) provide dust protection.
✅ Pre-lubricated grease for smooth operation and reduced maintenance.
✅ Dynamic load rating 160 LBS; Static load rating 60 LBS.
✅ Pack of 10 bearings; model R166ZZ; suitable for compact assemblies.
💡 What are shielded miniature ball bearings used for in small machines? This handy bearing type is built for tight spaces and precise motion.
- common uses include hobby robotics, micro gearboxes, drones, and CNC components.
- handy features: dust shields and pre-lubrication extend life and reduce maintenance.
- selection tips: match ID/OD/wide to fit, check load ratings.
- maintenance notes: inspect seals and grease life for long-term reliability.