LMK30LUU 30mm Square Flange Linear Ball Bearing Double Sealed For 30mm Shafts In CNC Machines And 3D Printers, Smooth Glide High Performance Linear Motion Bushing, 2 Pack

LMK30LUU 30mm Square Flange Linear Bearing, 2Pk Sealed
✔️ Bore 30mm, OD 45mm, L 123mm, Flange 58x58mm, Double Sealed

These LMK30LUU square flange linear bearings ride on a 30mm shaft to deliver smooth, low-friction linear motion. They’re commonly used on CNC machines, 3D printers, and other precision equipment requiring guided movement.

✅ Bore: 30mm
✅ Outer Diameter: 45mm
✅ Total Length: 123mm
✅ Flange Base: 58mm x 58mm
✅ Material: Chromium steel with nickel-plated surface
✅ Sealing: Double sealed
✅ Static Load: 5490N
✅ Dynamic Load: 2490N
✅ Pack: 2 pieces

💡 What is a 30mm square flange linear bearing used for in CNC machines and 3D printers? A quick answer:
- used on 30mm shafts to provide guided, low-friction motion
- ideal for CNC tables, 2-axis/3-axis setups, and 3D printers
- double sealed to keep lubricant in and contaminants out

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