Cylindrical Polished THK Standard LM Shafts SF, For Industrial

THK manufactures high quality, dedicated LM shafts for Linear Bushing model LM series.(1) [Major materials] THK5SP (THK standard material) SUJ2 (high-carbon chromium bearing steel) [Hardness] HRC58 to 64 [Hardened layer depth] 0.8 to 2.5mm(varies with shaft diameter) [Surface roughness] 0.20a to 0.40a [Straightness of the LM shaft] 50 μm/300 mm or less (2) Precision-grade LM shafts with shaft diameter tolerance of g5 or h5 are also manufactured as standard. (3) Corrosion resistance, martensite stainless steel LM shafts are also available. (4) When asking an estimate or placing an order, refer to the model number coding shown on the left.