Open Type Linear Bushing LM122130OP, Metric LM Series, 12 mm I.D. 21 mm O.D. 30 mm Length, High Carbon Steel Body and Retainer, No Seal, Single Slide Unit Bearing

Open linear bushing LM122130OP single unit metric
✔️ 12 mm I.D. x 21 mm O.D. x 30 mm L, high carbon steel, no seal

This open type LM metric linear bushing is a single slide unit bearing for shafts and rails, ideal for CNC machines, automation and factory equipment where smooth linear motion is needed.

✅ Model: LM122130OP, LM Metric Series
✅ Dimensions: 12 mm I.D. x 21 mm O.D. x 30 mm length
✅ Material: High carbon steel body and retainer, open type, no seal
✅ Load ratings: dynamic 298 N, static 711 N
✅ Single unit pack for linear slide unit applications, not a sealed ball bearing

💡 What is a linear bushing used for in CNC machines and automation linear slide units? They give guided low friction motion on shafts and rails, helpful when repeatable straight-line travel is required. - Improves accuracy and reduces wear in linear slide unit setups. - Works with open and sealed types; this model is open, not a sealed ball bearing. - Commonly used in CNC tables, pick and place, 3D printers and general automation.