A spiral bevel gears with a helix angle less than 10º. Receives forces from the same directions straight bevel gears receive and have excellent precision.
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KHK SBZG2-2030L, Module 2, 20 Tooth, Left Hand, Ground Zerol Bevel Gears
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KHK SBZG2-2040L, Module 2, 20 Tooth, Left Hand, Ground Zerol Bevel Gears
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KHK SBZG2-3020R, Module 2, 30 Tooth, Right Hand, Ground Zerol Bevel Gears
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KHK SBZG2-4020R, Module 2, 40 Tooth, Right Hand, Ground Zerol Bevel Gears
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KHK SBZG2.5-2030L, Module 2.5, 20 Tooth, Left Hand, Ground Zerol Bevel Gears
Gear Type N/A Bevel Gears
Construction N/A Ground Zerol Bevel Gears
Bore Type N/A Ground
Gear Ratio N/A 1.5 N/A 2 N/A 1.5 N/A 2 N/A 1.5
Module N/A 2 N/A 2 N/A 2 N/A 2 N/A 2.5
No. of Teeth N/A 20 N/A 20 N/A 30 N/A 40 N/A 20
Direction of Spiral N/A Left Hand N/A Left Hand N/A Right Hand N/A Right Hand N/A Left Hand
Shape N/A B3 N/A B3 N/A B4 N/A B4 N/A B3
Bore Diameter (A) N/A 0.394 in10 mm N/A 0.472 in12 mm N/A 0.394 in10 mm N/A 0.472 in12 mm N/A 0.472 in12 mm
Hub Diameter (B) N/A 1.181 in30 mm N/A 1.260 in32 mm N/A 1.378 in35 mm N/A 1.575 in40 mm N/A 1.378 in35 mm
Pitch Diameter (C) N/A 1.575 in40 mm N/A 1.575 in40 mm N/A 2.362 in60 mm N/A 3.150 in80 mm N/A 1.969 in50 mm
Outer Diameter (D) N/A 1.739 in44.18 mm N/A 1.762 in44.76 mm N/A 2.447 in62.16 mm N/A 3.212 in81.58 mm N/A 2.174 in55.23 mm
Mounting Distance (E) N/A 1.772 in45 mm N/A 2.362 in60 mm N/A 1.575 in40 mm N/A 1.772 in45 mm N/A 2.165 in55 mm
Total Length (F) N/A 0.986 in25.05 mm N/A 1.344 in34.15 mm N/A 1.043 in26.48 mm N/A 1.256 in31.91 mm N/A 1.222 in31.05 mm
Length from Crown to Back (G) N/A 0.645 in16.39 mm N/A 0.834 in21.19 mm N/A 0.851 in21.62 mm N/A 1.046 in26.58 mm N/A 0.757 in19.24 mm
Hub Width (H) N/A 0.459 in11.67 mm N/A 0.709 in18 mm N/A 0.591 in15 mm N/A 0.709 in18 mm N/A 0.492 in12.5 mm
Length Of Bore (I) N/A 0.866 in22 mm N/A 1.260 in32 mm N/A 0.906 in23 mm N/A 1.063 in27 mm N/A 1.102 in28 mm
Face Width (J) N/A 0.433 in11 mm N/A 0.591 in15 mm N/A 0.433 in11 mm N/A 0.591 in15 mm N/A 0.591 in15 mm
Holding Surface Diameter (K) N/A 0.840 in21.34 mm N/A 0.824 in20.92 mm N/A 1.479 in37.56 mm N/A 1.908 in48.46 mm N/A 1.080 in27.42 mm
Bending Strength N/A 9.89 N·m1.01 kgf·m N/A 13.1 N·m1.33 kgf·m N/A 14.3 N·m1.46 kgf·m N/A 26 N·m2.66 kgf·m N/A 20.4 N·m2.08 kgf·m
Surface Durability N/A 5.92 N·m0.6 kgf·m N/A 9.18 N·m0.94 kgf·m N/A 8.88 N·m0.91 kgf·m N/A 18.4 N·m1.87 kgf·m N/A 12.5 N·m1.28 kgf·m
Backlash N/A 0.0020-0.0043 in0.05-0.11 mm N/A 0.0020-0.0043 in0.05-0.11 mm N/A 0.0020-0.0043 in0.05-0.11 mm N/A 0.0020-0.0043 in0.05-0.11 mm N/A 0.0024-0.0047 in0.06-0.12 mm
Precision Grade N/A JIS B 1704:1978 grade 2
Gear Teeth Type N/A Gleason
Helix Angle N/A 7 º N/A 9 º N/A 7 º N/A 9 º N/A 7 º
Pressure Angle N/A 20 º
Material N/A S45C (AISI 1045) Carbon Steel
Surface Treatment N/A Black oxide coated except for ground part
Heat Treatment N/A Teeth Induction hardened
Tooth Hardness N/A HRC 50-60
Weight N/A 0.14 kg0.309 lb N/A 0.19 kg0.419 lb N/A 0.27 kg0.595 lb N/A 0.52 kg1.146 lb N/A 0.25 kg0.551 lb