Miniature Stainless Steel Linear Bushing, Long Type, 4 mm Bore x 8 mm OD, High Accuracy Grade, No Seal, Compact Linear Slide Sleeve for Precision Shafts, Single Bearing

Stainless steel 4 mm linear bushing, long type
✔️ 4 mm ID x 8 mm OD, stainless steel, long type, high accuracy

This single stainless steel miniature linear bushing is a long-type, high-accuracy sleeve for 4 mm shafts, commonly used in compact linear slide units, automation, and small machinery.

✅ Stainless steel material for corrosion resistance
✅ Inner diameter (ID): 4 mm
✅ Outer diameter (OD): 8 mm
✅ Length: 23 mm
✅ Type: Long, without seal, high accuracy grade
✅ Dynamic load capacity: 43.8 N
✅ Static load capacity: 137 N
✅ Single bearing, for 4 mm shaft applications

💡 What is a linear bushing used for in precision linear slide units? A linear bushing provides smooth guidance and reliable motion for compact shafts in many small assemblies. - Improves performance in a linear slide unit and is a handy option compared with sealed ball bearing setups - Useful in automation, robotics, and medical tooling where ceramic or stainless components are chosen for durability - Helps maintain shaft alignment, reduce friction, and extend life of miniature linear slide mechanisms