SCS20UU 20mm Linear Bearing Slide Block Set For CNC Machines And 3D Printers Aluminum Pillow Block Closed Linear Bearing Low Friction Guide Shaft Support Rail For Smooth Motion 4 Pack HiPicco

SCS20UU 20mm Linear Bearing Slide Block for CNC Printers
✔️ 4-pack SCS20UU blocks, 20mm bore, aluminum housing, M6 holes

These compact pillow blocks house a 20mm linear bearing and work with 20mm shafts. They’re commonly used in CNC machines, 3D printers, and automation setups to guide motion with low friction and solid rigidity.

✅ Model: SCS20UU bore: 20 mm (0.79 in); aluminum alloy body
✅ Block size: 54 mm L x 50 mm W x 41 mm H (2.13" x 1.97" x 1.61"); mounting holes: M6
✅ Static load: 1.37 kN; dynamic load: 0.863 kN
✅ Pack: 4 pieces; compatible with LM20UU linear bearings
✅ Materials: aluminum housing with chromium steel bearing balls

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

It's a handy part that supports shafts and keeps rails aligned for smooth, accurate travel.

- Supports rotating shafts in linear guides to reduce play - Handy for CNC machines and 3D printers to stabilize long runs - Works with 20 mm shafts and standard mounting holes