Precision Cross Roller Bearing 280 By 355 By 25 Point 4 For CNC Machine Tool Rotary Table Xsu080318 Straight Up Solid Zero Play Slick Spin Heavy Duty Shop Tested Gear

Single Pack Precision Cross Roller Bearing For Cnc
✔️ OD 280mm ID 355mm Width 25mm Zero Backlash Build

This single unit precision rotary table bearing delivers slick zero play spin for serious CNC machine tool rigs. Technicians mount it inside indexing heads, turntable assemblies, and automated positioning gear where steady side loads and direct axial force matter most. The shop tested internal geometry locks down fast for immediate workbench installation.

✅ 280 outer diameter and 355 inner race spacing
✅ 25 millimeter thickness meets heavy duty cycling needs
✅ Crossed roller layout shares torque across full circumference
✅ Precision ground tracks cut friction for that slick rotational feel
✅ Straightforward flange bolts align perfectly to standard machines

💡 What makes a reliable cross roller bearing handy for rotary indexing applications?
Pulling the right unit keeps your setup rolling smoothly without guessing on compatibility. You actually want tight clearance stopping wander during rough cuts, a sturdy raceway handling push and pull forces, and a design that swaps out fast so downtime stays near zero. Here is how this pick stacks up against common shop requirements.
Tight preload zones eliminate free play for buttery smooth handwheel control
Full ring roller coverage distributes peak angular stress away from weak spots
Hardened structural rings take repeated loading without losing accuracy
Clean mounting footprints slide right into existing spindle housings for quick upgrades

✝️