KHK Gears - Injection Molded Spur Gears (DS)

Unit of Measure

Items	DS0.5-12 KHK DS0.5-12, Module 0.5, 12 Tooth, Injection Molded Spur Gears	DS0.5-15 KHK DS0.5-15, Module 0.5, 15 Tooth, Injection Molded Spur Gears	DS0.5-16 KHK DS0.5-16, Module 0.5, 16 Tooth, Injection Molded Spur Gears	DS0.5-18 KHK DS0.5-18, Module 0.5, 18 Tooth, Injection Molded Spur Gears	DS0.5-20 KHK DS0.5-20, Module 0.5, 20 Tooth, Injection Molded Spur Gears
Gear Type	N/A Spur Gears
Construction	N/A Injection Molded Spur Gears
Bore Type	N/A Plain
Module	N/A 0.5
No. of Teeth	N/A 12	N/A 15	N/A 16	N/A 18	N/A 20
Shape	N/A S8	N/A S8	N/A S8	N/A S8	N/A S8B
Bore Diameter (A)	N/A 0.079 in2 mm	N/A 0.079 in2 mm	N/A 0.118 in3 mm	N/A 0.118 in3 mm	N/A 0.157 in4 mm
Bore Diameter 2 (A')	N/A 0.157 in4 mm	N/A 0.217 in5.5 mm	N/A 0.236 in6 mm	N/A 0.276 in7 mm	N/A
Hub Diameter (B)	N/A 0.177 in4.5 mm	N/A 0.177 in4.5 mm	N/A 0.236 in6 mm	N/A 0.236 in6 mm	N/A 0.315 in8 mm
Bore Diameter 2 (B')	N/A	N/A	N/A	N/A	N/A 0.197 in5 mm
Pitch Diameter (C)	N/A 0.236 in6 mm	N/A 0.295 in7.5 mm	N/A 0.315 in8 mm	N/A 0.354 in9 mm	N/A 0.394 in10 mm
Outer Diameter (D)	N/A 0.276 in7 mm	N/A 0.335 in8.5 mm	N/A 0.354 in9 mm	N/A 0.394 in10 mm	N/A 0.433 in11 mm
Face Width (E)	N/A 0.118 in3 mm
Hub Width (F)	N/A 0.157 in4 mm
Total Length (G)	N/A 0.276 in7 mm
Web Thickness (H)	N/A	N/A	N/A	N/A	N/A 0.094 in2.4 mm
Web O.D. (I)	N/A	N/A	N/A	N/A	N/A 0.315 in8 mm
Depth of Counterbore (J)	N/A 0.024 in0.6 mm	N/A 0.024 in0.6 mm	N/A 0.024 in0.6 mm	N/A 0.024 in0.6 mm	N/A
Bending Strength	N/A 0.063 N·m0.0064 kgf·m	N/A 0.092 N·m0.0094 kgf·m	N/A 0.1 N·m0.01 kgf·m	N/A 0.12 N·m0.0122 kgf·m	N/A 0.14 N·m0.014 kgf·m
Backlash	N/A 0-0.0118 in0-0.30 mm
Precision Grade	N/A JIS grade N12 (JIS B1702-1:1998)
Gear Teeth Type	N/A Standard Full Depth
Pressure Angle	N/A 20 º
Material	N/A Duracon® Acetal (M90-44)
Tooth Hardness	N/A 110-120HRR
Weight	N/A 0.00017 kg0.000 lb	N/A 0.00023 kg0.001 lb	N/A 0.00028 kg0.001 lb	N/A 0.00033 kg0.001 lb	N/A 0.00047 kg0.001 lb