www.jbj.co.uk/couplings.html #DriveLineHarmony Hub Fig. Splines Type A (mm) B (mm) C (mm) G (mm) h (mm) L (mm) Screw Ms (Nm) Splines DIN5480 1 25 x 1.25 x 18 - - 37 13 - 42 - - 42 3 25 x 1.25 x 18 - - 37 13 - 42 M10 49 6 30 x 2 x 14 60 6 37 13 - 42 M10 49 2 30 x 2 x 14 60 6 45 13 - 50 - - 48 6 30 x 2 x 14 60 6 45 13 - 50 M10 49 2 35 x 2 x16 60 6 49 20 - 55 - - 6 35 x 2 x16 60 6 54 20 - 60 M12 86 65 2 40 x 2 x 18 78 6 49 20 - 55 - - 6 40 x 2 x 18 78 6 54 20 - 60 M12 86 6 45 x 2 x 21 78 6 49 20 - 55 M12 86 80 3 50 x 2 x 24 - - 49 25 - 55 M16 295 Hub Fig. Splines Type A (mm) B (mm) C (mm) G (mm) h (mm) L (mm) Screw Ms (Nm) Splines SAE J498 Teeth Dp 3 PH-S 5/8” 9 16/32 - - 37 - 13 42 M10 49 42 4 PI-S 3/4” 11 16/32 - - - - 13 42 M10 49 6 PB-S 7/8” 13 16/32 60 3 37 - 13 42 M10 49 5 PB-BS 1” 15 16/32 50 6 37 27 13 42 M10 49 48 5 PA-S 1 3/8” 21 16/32 52 7 45 45 13 50 M10 49 5 PA-S 1 3/8” 21 16/32 52 5 49 48 20 55 M12 86 65 5 PC-S 1 1/4” 14 12/24 52 5 49 44 20 55 M12 86 80 3 PE 1 3/4” 27 16/32 - - 49 25 - 55 M16 295 Screw Screw Screw Screw L C B L C B L L C L C B L C øA G G G G G G Fig.4 Clamping hub with splined bore Fig.5 Clamping hub with splined bore and circlip seating Fig.6 Clamping hub with splined bore Spline Bore Hub ® SITEX Gear Couplings 11 Ms= clamp screws tightening torque. Other splined bores and executions are available upon request. h A A Fig.1 Splined bore hub Fig.2 Splined bore hub Fig.3 Clamping hub with splined bore
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