Popular screw gears. Additionally, gear tooth induction hardening secondary operations can be performed.
Unit of Measure
Specifications
Gear Type |
N/A Screw Gears |
Construction |
N/A Carbon Steel Screw Gears |
Bore Type |
N/A Finished |
Module |
N/A 1.5 |
No. of teeth |
N/A 20 |
Direction of Spiral |
N/A Left Hand |
Shape |
N/A S1K |
Surface Durability |
N/A 2.14 N·m0.22 kgf·m |
Backlash |
N/A 0.0039-0.0087 in0.10-0.22 mm |
Precision Grade |
N/A JIS grade N9 (JIS B1702-1:1998) |
Reference Section of Gear |
N/A Normal Plane |
Gear Teeth Type |
N/A Standard Full Depth |
Helix Angle |
N/A 45 º |
Pressure Angle |
N/A 20 º |
Material |
N/A S45C (AISI 1045) Carbon Steel |
Tooth Hardness |
N/A (less than 194HB) |
Surface Treatment |
N/A Black oxide coating |
Weight |
N/A 0.18 kg0.397 lb |
Dimensions
Bore (A) |
N/A 0.630 in16 mm |
Hub Diameter (B) |
N/A 1.181 in30 mm |
Pitch Diameter (C) |
N/A 1.670 in42.43 mm |
Outer Diameter (D) |
N/A 1.789 in45.43 mm |
Face Width (E) |
N/A 0.591 in15 mm |
Hub Width (F) |
N/A 0.394 in10 mm |
Total Length (G) |
N/A 0.984 in25 mm |
Keyway (W x D) |
N/A 0.197 x 0.091 in5 x 2.3 mm |
Set Screw Size |
N/A M4 |
Set Screw Offset (J) |
N/A 0.197 in5 mm |
