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The THK HSR20A1SS+380L is a linear motion guide assembly consisting of a precision-ground LM rail and an HSR20A1SS linear block. It provides high rigidity, smooth motion, and long service life, commonly used in CNC machines, automation systems, and robotics. Technical Specifications Manufacturer: THK Co., Ltd. Model: HSR20A1SS+380L Series: HSR (Caged Ball Type Linear Guide) Rail Size: 20 mm (HSR20) Block Type: A1 = Flange type, tapped mounting holes Material Code: SS = Stainless Steel (for both rail and block; corrosion resistant) Rail Length: 380 mm (denoted by "+380L") Number of Blocks: 1 block (A1) on 1 rail Mounting Style: Top-mounted rail (standard through holes) Load Direction: Capable of withstanding loads in radial, reverse radial, and lateral directions Preload: Typically light preload (standard unless specified otherwise) Accuracy Grade: Standard (can be high or precision depending on suffix not shown here) Seals: Equipped with end seals and possibly under seals Lubrication: Grease-lubricated with grease nipple on block Operating Temperature: Typically -20 °C to +80 °C Please review pictures carefully and let us know if you have any questions!
Condition: New
Weight: 2.00
Depth: 4.00
Length: 16.00
Width: 4.00
SKU: 54875 4.S5.6.2
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