Square Flange Linear Ball Bearings LMK16UU 4 Pack, 16mm ID x 28mm OD x 37mm Length, Double Seal, Beefy, Rock Solid Guide Bearings For 3D Printers, CNC Slides, And Precision Equipment

LMK16UU Square Flange Bearings, 4-Pack, 16mm ID (0.63")
✔️ 16mm bore (0.63"), 28mm OD (1.10"), 37mm L; double seal; 4-pack

LMK16UU square flange linear bearings deliver solid motion on 16mm shafts. These beefy, double-sealed units are designed for precision setups like 3D printers, CNC slides, and automated linear systems where reliable shaft support matters.

✅ ID 16mm, OD 28mm, length 37mm; flange edge 37mm, 5mm thick
✅ Double seals on both sides block dust and water ingress
✅ Five-row steel balls ensure smooth, low-friction movement
✅ Pack of 4 bearings for consistent, ready-to-use performance

💡 What is a pillow block bearing used for in precision linear systems?

It provides sturdy shaft support and keeps motion accurate in linear slide applications.

• Pillow block bearings stabilize shafts in CNC machines, printers, and automation lines
• They improve repeatability by reducing runout and shaft play
• Sealed variants protect lubrication and resist dust in harsh environments