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The most widely used format, available in three series with different dimensional series. Please specify high grade (H) for general use, and precision grade (P) if high precision is required.

Ca: Basic Dynamic Rating Load (Kgf) Coa: Basic Static Rating Load(Kgf)

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Shaft diameter d Standard type Adjustable type Ball track Inscribed circle diameter Fw mm Precision Grade High grade Outside diameter D mm Outside diameter Tolerance L mm Tolerance B mm Tolerance W mm D1 mm h mm Eccentricity Precision grade Eccentricity High grade Basic load rating c N Basic load rating Co N Weight (Standard) g Shaft diameter d mm
6 SDM6Y SDM6Y AJ 4 6 0 -6 0 -9 12 0 -11 19 0 -200 13.5 0 -200 1.1 11.5 1 8 12 108 186 6 6
8 SDM8SY SDM8SY AJ 4 8 15 17 11.5 1.1 14.3 1 96 160 9 8
8 SDM8Y SDM8Y AJ 4 8 15 24 17.5 1.1 14.3 1 134 255 13 8
10 SDM10Y SDM10Y AJ 4 10 19 0 -13 29 22 1.3 18 1 259 424 23 10
12 SDM12Y SDM12Y AJ 4 12 21 30 23 1.3 20 1.5 260 431 27 12
13 SDM13Y SDM13Y AJ 4 13 23 32 23 1.3 22 1.5 289 506 35 13
16 SDM16Y SDM16Y AJ 4 16 28 37 26.5 1.6 27 1.5 480 766 59 16
20 SDM20Y SDM20Y AJ 5 20 0 -7 0 -10 32 0 -16 42 30.5 1.6 30.5 1.5 10 15 590 1010 79 20
25 SDM25Y SDM25Y AJ 5 25 40 59 0 -300 41 0 -300 1.85 38 2 1130 2030 170 25
30 SDM30Y SDM30Y AJ 6 30 45 64 44.5 1.85 43 2.5 1470 2770 220 30
35 SDM35Y SDM35Y AJ 6 35 0 -8 0 -12 52 0 -19 70 49.5 2.1 49 2.5 12 20 1580 3070 330 35
40 SDM40Y SDM40Y AJ 6 40 60 80 60.5 2.1 57 3 2180 4010 530 40