40mm Stainless Steel Narrow Single Row Set Screw Ball Bearing, Normal Clearance, 8mm Bore, Single Pack for Linear Slide Unit, Sealed or Shielded Replacement Options

Narrow 40mm stainless single-row ball bearing
✔️ 8mm bore, set screw lock, normal clearance, single bearing

This single pack stainless steel single-row ball bearing has a set screw for secure shaft mounting and is commonly used in linear slide units, small machinery, and compact guides.

✅ 40mm outer diameter, narrow cross-section
✅ 8mm bore with set screw mounting for secure fit
✅ Single row design with normal radial clearance for typical loads
✅ Stainless steel construction for corrosion resistance in harsh environments
✅ Compact profile ideal for linear slide unit applications and tight assemblies
✅ Works well with sealed ball bearing upgrades or ceramic hybrid options for longevity

💡 What is a narrow single-row set screw ball bearing used for in linear slide units? It provides radial support and a secure shaft hold, making it handy for compact linear guides. - Maintains accurate shaft alignment and smooth motion in linear slide units - Set screw locking offers quick, space-saving mounting without extra hardware - Stainless narrow profile pairs well with sealed ball bearing or ceramic upgrades for longer life