30 Pcs Sleeve Bearings 3mm Bore 5mm OD 4mm Length Self Lubricating Sintered Bronze Bushings Low Friction High Temperature Resistant For Precision Machinery And Robotics Assemblies Ideal For Hobbyists And Pro Shops CNC Projects Automotive And Robotics

30 Pcs Bronze Sintered Sleeve Bearings, 3mm Bore
✔️ 3mm bore, 5mm OD, 4mm length; self-lubricating bronze

These sleeve bearings are self-lubricating bronze bushings designed for rotating shafts in small machinery. They’re commonly used in linear guides, wheel hubs, and compact tools to reduce wear and prevent binding.

✅ 30 pcs set: 3mm bore x 5mm OD x 4mm length
✅ Sintered bronze composition with self-lubricating properties
✅ Wide operating temperature range for steady performance
✅ Reinforced housing supports shafts and reduces wear
✅ Ideal for linear motion guides, machine tools, and appliances

💡 What is a self-lubricating sleeve bearing used for in small machinery? These bearings are handy for smooth motion with minimal upkeep.
- low friction for rotary and linear motion
- handy in linear guides, wheel hubs, and compact tools
- built-in lubrication extends service life