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LM Guide THK - Industrial Technologies

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Индастриал Технолоджис www.industrial‐technologies.com.ua +38 044 498 21 94Tapped-hole <strong>LM</strong> Rail Type of Model SRSR model rails also include a type where the <strong>LM</strong> rail is tapped from the bottom. This type is usefulwhen mounting from the bottom of the base and when increased contamination protection is desired.l 1S1(1) A tapped-hole <strong>LM</strong> rail type is available onlyfor high accuracy or lower grades.(2) Determine the bolt length so that a clearanceof 2 to 5 mm is secured between thebolt end and the bottom of the tap (effectivetap depth). (See figure above.)(3) For standard pitches of the taps, seeTable1 on B1-96.Table2 Dimensions of the <strong>LM</strong> Rail TapUnit: mmModel No. S1 Effective tap depth l 1SR 15 M5 7SR 20 M6 9SR 25 M6 10SR 30 M8 14SR 35 M8 16SR 45 M12 20SR 55 M14 22<strong>LM</strong> <strong>Guide</strong>Clearance<strong>Industrial</strong> <strong>Technologies</strong>Model number codingSR30 W2UU +1000LH KSymbol fortapped-hole <strong>LM</strong> rail typeB1-97

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