Single Miniature Linear Bushing, High Carbon Steel, 4 mm ID × 8 mm OD, Standard Type with Two End Seals, Precision Accuracy Grade, LMS4UUP Metric Slide Unit Sealed Ball Bearing

Single 4 mm ID miniature linear bushing, sealed.
✔️ High carbon steel, 4 mm ID × 8 mm OD, two end seals, precision grade

This single miniature linear bushing is a sealed, high-carbon steel bearing for compact linear slide units and small motion guides in printers, robotics, lab gear, and medical instruments.

✅ Model LMS4UUP, standard type, metric series
✅ Inner diameter 4 mm, outer diameter 8 mm, length 12 mm
✅ Material: high carbon steel; seal structure: double sealing enclosure
✅ Dynamic load capacity 27 N; static load capacity 68.7 N; shaft diameter 4 mm
✅ Precision accuracy grade; unit weight ~0.010 lb; sold as a single bearing
✅ Ideal sealed ball bearing option for compact linear slide unit applications

💡 What is a sealed miniature linear bushing used for in compact linear slide units? Sealed miniature linear bushings give low-friction guided motion in tight spaces while keeping dust and debris out, so they’re handy when you need reliable, compact linear guidance. Short overview: - Provides smooth linear motion for printers, small robots, medical devices, and lab equipment - Retains lubricant and blocks contaminants for longer service life in light-duty setups - Fits 4 mm shafts and works well in compact linear slide unit and sealed bearing applications