Specifications Precision grade JIS B 1704 grade 3 Core hardness Less than HB194 Gear teeth Gleason Surface hardness Pressure angle 20 Surface treatment Black oxide Material S45C (Carbon steel) Surface finish Cut Heat treatment - Datum reference surface for gear cutting Bore

B3 B4 B5

Gear Ratio 1.5

Module 1.55

Catalog No. Module No. of teeth Bore Hub dia. Pitch dia. Outside dia. Mounting distance Total length Crown to back length Hub width Length of bore Face width Holding surface dia. Face angle Shape Allowable torque (kgfm) Allowable torque (Nm) Backlash (mm) Weight (kgf) Catalog No. m z AH7 B C D E F G H I J K L Bending strength Surface durability Bending strength Surface durability SB1.5-3020 [ DXF| DWG| 3D CAD] SB1.5-2030 [ DXF| DWG| 3D CAD] 1.5 30 20 10 8 30 25 45 30 46.24 33.13 28 33 18.53 18.63 13.93 11.54 8 8.83 16 17 9 27.37 17.05 5916' 3816' B4 B3 0.5932 0.4117 0.0667 0.0445 5.817 4.037 0.6541 0.4364 0.050.15 0.13 0.06 SB1.5-3020 SB1.5-2030 SB2-3020 [ DXF| DWG| 3D CAD] SB2-2030 [ DXF| DWG| 3D CAD] 2 30 20 10 10 35 30 60 40 61.65 44.18 40 45 26.87 25.06 21.24 16.39 15 11.67 23 22 11 37.56 21.34 5916' 3816' B4 B3 1.332 0.9245 0.1551 0.1034 13.06 9.066 1.521 1.014 0.060.16 0.25 0.12 SB2-3020 SB2-2030 SB2.5-3020 [ DXF| DWG| 3D CAD] SB2.5-2030 [ DXF| DWG| 3D CAD] 2.5 30 20 15 12 45 35 75 50 77.07 55.22 50 55 34.22 31.06 26.55 19.24 18 12.5 30 28 15 45.61 27.42 5916' 3816' B4 B3 2.746 1.906 0.3269 0.2179 26.93 18.69 3.206 2.137 0.070.17 0.55 0.23 SB2.5-3020 SB2.5-2030 SB3-3020 [ DXF| DWG| 3D CAD] SB3-2030 [ DXF| DWG| 3D CAD] 3 30 20 15 15 50 45 90 60 92.48 66.27 55 70 35.56 40.48 26.86 27.09 17 20 31 37 17 57.14 34.71 5916' 3816' B4 B3 4.582 3.18 0.5557 0.3705 44.93 31.18 5.449 3.633 0.080.18 0.8 0.5 SB3-3020 SB3-2030 SB4-3020 [ DXF| DWG| 3D CAD] SB4-2030 [ DXF| DWG| 3D CAD] 4 30 20 20 15 70 60 120 80 123.3 88.36 75 90 47.71 48.53 37.48 32.77 25 23.23 40 43 20 78.59 46.89 5916' 3816' B4 B3 10.01 6.945 1.254 0.8363 98.16 68.11 12.3 8.201 0.120.27 1.8 1.1 SB4-3020 SB4-2030 SB5-3020 [ DXF| DWG| 3D CAD] SB5-2030 [ DXF| DWG| 3D CAD] 5 30 20 25 20 90 80 150 100 154.13 110.45 90 110 58.45 62.11 43.1 38.48 24 28.33 50 56 30 91.22 54.83 5916' 3816' B4 B3 21.97 15.25 2.81 1.874 215.4 149.5 27.56 18.38 0.140.34 4.4 2.5 SB5-3020 SB5-2030

Pitch Angle Gear 5619' Pinion 3341'

Gear Ratio 2

Module 1.56

Catalog No. Module No. of teeth Bore Hub dia. Pitch dia. Outside dia. Mounting distance Total length Crown to back length Hub width Length of bore Face width Holding surface dia. Face angle Shape Allowable torque (kgfm) Allowable torque (Nm) Backlash (mm) Weight (kgf) Catalog No. m z AH7 B C D E F G H I J K L Bending strength Surface durability Bending strength Surface durability SB1.5-3015 [ DXF| DWG| 3D CAD] SB1.5-1530 [ DXF| DWG| 3D CAD] 1.5 30 15 8 6 25 16 45 22.5 45.88 26.11 25 32 17.85 17.23 14.63 10.4 9 7.88 15 15.5 8 28.36 10.72 6619' 3147' B4 B3 0.5119 0.2649 0.0482 0.0241 5.02 2.598 0.4727 0.2363 0.050.15 0.06 0.03 SB1.5-3015 SB1.5-1530 SB2-3015 [ DXF| DWG| 3D CAD] SB2-1530 [ DXF| DWG| 3D CAD] 2 30 15 10 8 30 22 60 30 61.17 34.81 31 40 21.6 20.59 17.17 11.2 10 8 18 19 11 37.4 16.81 6619' 3147' B4 B3 1.237 0.64 0.1201 0.0601 12.13 6.276 1.178 0.5894 0.060.16 0.2 0.06 SB2-3015 SB2-1530 SB2.5-3015 [ DXF| DWG| 3D CAD] SB2.5-1530 [ DXF| DWG| 3D CAD] 2.5 30 15 15 12 40 30 75 37.5 76.46 43.51 40 55 28.75 31.81 22.71 19 15 15.63 24 29 15 44.21 16.42 6619' 3147' B4 B3 2.542 1.315 0.2526 0.1263 24.93 12.9 2.477 1.239 0.070.17 0.4 0.15 SB2.5-3015 SB2.5-1530 SB3-3015 [ DXF| DWG| 3D CAD] SB3-1530 [ DXF| DWG| 3D CAD] 3 30 15 16 12 50 35 90 45 91.76 52.22 50 70 37.3 43.88 29.26 26.8 18 22.5 30 41 20 47.78 19.56 6619' 3147' B4 B3 4.646 2.405 0.4693 0.2346 45.56 23.58 4.602 2.301 0.080.18 0.8 0.3 SB3-3015 SB3-1530 SB4-3015 [ DXF| DWG| 3D CAD] SB4-1530 [ DXF| DWG| 3D CAD] 4 30 15 20 16 60 50 120 60 122.34 69.62 60 85 42.4 48.74 32.34 27.41 20 22.5 36 46 25 70.1 32.2 6619' 3147' B4 B3 10.65 5.511 1.107 0.5537 104.4 54.04 10.86 5.43 0.120.27 1.6 0.7 SB4-3015 SB4-1530 SB5-3015 [ DXF| DWG| 3D CAD] SB5-1530 [ DXF| DWG| 3D CAD] 5 30 15 20 20 70 60 150 75 152.93 87.03 75 110 52.5 63.61 40.43 38.01 35 31.25 48 58 30 90.41 32.83 6619' 3047' B5 B3 20.33 10.52 2.171 1.085 199.4 103.2 21.29 10.64 0.140.34 2.7 1.3 SB5-3015 SB5-1530 SB6-3015 [ DXF| DWG| 3D CAD] CB6-3015 [ DXF| DWG| 3D CAD] SB6-1530 [ DXF| DWG| 3D CAD] 6 30 30 15 25 25 25 80 75 70 180 180 90 183.5 183.5 104.44 90 90 125 62.6 62.6 68.5 48.52 48.52 38.6 28 29 30 57 57 63 35 109.74 109.73 45.47 6619' 6619' 3147' B5 B5 B3 34.23 6.878 17.71 3.765 2.226 1.882 335.7 67.45 173.7 36.92 21.83 18.46 0.160.36 4.8 3.7 1.8 SB6-3015 CB6-3015 SB6-1530

Pitch Angle Gear 6326' Pinion 2634'

Gear Ratio 2

Module 2.54

Catalog No. Module No. of teeth Bore Hub dia. Pitch dia. Outside dia. Mounting distance Total length Crown to back length Hub width Length of bore Face width Holding surface dia. Face angle Shape Allowable torque (kgfm) Allowable torque (Nm) Backlash (mm) Weight (kgf) Catalog No. m z AH7 B C D E F G H I J K L Bending strength Surface durability Bending strength Surface durability SB2.5-3618 [ DXF| DWG| 3D CAD] SB2.5-1836 [ DXF| DWG| 3D CAD] 2.5 36 18 15 12 55 38 90 45 91.46 51.01 43 64 28.52 34.27 21.96 20.5 13 17.25 24 32 16 57.78 25.44 6550' 3055' B4 B3 3.664 1.843 0.4156 0.2078 35.93 18.07 4.076 2.038 0.070.17 0.75 0.3 SB2.5-3618 SB2.5-1836 SB3-3618 [ DXF| DWG| 3D CAD] SB3-1836 [ DXF| DWG| 3D CAD] 3 36 18 20 16 60 46 108 54 109.76 61.22 52 75 34.95 40.01 26.76 22.8 17 19 30 37 20 68.28 28.56 6550' 3055' B4 B3 6.492 3.266 0.7485 0.3743 63.66 32.03 7.34 3.671 0.080.18 1.75 0.5 SB3-3618 SB3-1836 SB4-3618 [ DXF| DWG| 3D CAD] SB4-1836 [ DXF| DWG| 3D CAD] 4 36 18 20 20 70 60 144 72 146.34 81.62 72 100 49 52.77 38.34 30.41 25 25 42 49 26 91.86 39.72 6550' 3055' B4 B3 15.15 7.623 1.804 0.9022 148.6 74.76 17.69 8.847 0.120.27 2.7 1.5 SB4-3618 SB4-1836

Pitch Angle Gear 6326' Pinion 2634'

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