Description For mounting from above Features Hardened raceways smoothened on all sides Top rigidity in all load directions Very high torque load capacity Corrosion-resistant coating Resist CR, matte silver hard chrome plated Corrosion-resistant roller runner blocks and guide rails Resist CR, hard chrome plated, come in accuracy class H; accuracy classes P and SP on request Product description Roller guide rail SNS with proven cover strip for covering mounting holes. Steel Roller Guide Rails with corrosion-resistant "Resist CR” coating, matte-silver finish, hard chrome plated For the material numbers refer to the chapter “Order details”. Recommended rail lengths up to Lmax. Roller Guide Rail with temperature control Product description high-precision design Selection of a linear guide acc. to DIN 637 Technical data General technical data Size 25 35 45 55 65 m kg/m 3.1 6.3 10.3 13.1 17.4 Lmax mm 3986 3996 3986 3956 3971 Material CR Operating conditions Size 25 35 45 55 65 Permissible ambient temperature (min ... max) 1) -10 °C ... +80 °C 1) Brief peaks up to 100 °C are permitted. For even lower sub-zero temperatures, please consult us. Legend Symbol Description Unit Lmax Maximum length mm m Mass per meter kg/m Accuracy classes Dimensions Roller guide rail with threaded holes on end faces and without cover strip (order cover strip and strip clamps or protective caps separately). a) For Roller Guide Rails of accuracy class H, this base area may be without a groove for manufacturing reasons. Dimensions Size 25 35 45 55 65 A2 mm 23 34 45 53 63 D mm 11 15 20 24 26 H2 mm 23.4 30.8 38.8 47.55 57.85 N6 14.3 mm ±0.5 19.4 mm ±0.5 22.4 mm ±0.5 28.7 mm ±0.5 36.5 mm ±0.5 N7 mm 15 22 30 40 ØS5 mm 7 9 14 16 18 T mm 30 40 52.5 60 75 T1 min mm 13 16 18 20 21 T1 s mm 13 1) 18 1) 24.25 1) 28 1) 35.5 1) nB 133 100 76 66 53 1) Preferred dimension T1S with tolerances ± 0.75 Legend Symbol Description Unit T Hole spacing mm T1 min Minimum distance mm T1 s Preferred dimension mm nB Maximum number of holes Project planning information Effect of "Resist CR" coating on tolerances and preload Differing tolerances for "Resist CR” coating For Roller Runner Blocks and Roller Guide Rails in Resist CR, hard chrome-plated, be aware of differing tolerances with dimensions H and A3 (see "Accuracy classes and their tolerances")! Higher preload upon combination of hard chrome-plated Roller Runner Blocks and hard chrome-plated Roller Guide Rails When hard chrome-plated Roller Runner Blocks are combined with hard chrome-plated Roller Guide Rails, this increases the preload by approx. half a preload class. Mounting load error Certification load error Safety Instructions load error Downloads Profiled rail systems Manual | R320103885_EN | 2016-09-01 | English | PDF | 11.5MB Product Groups: Linear guides Catalog Roller Rail Systems Catalog | R999000354 | 2021-10-01 | English | PDF | 23.5MB Product Groups: Roller Rail Systems only available as PDF file
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