Has the highest strength and precision in the KHK standard rack series. Bolt holes can be remachined as carburizing is applied only within the tooth area. J Series products are also available.
Unit of Measure
Specifications
Gear Type |
N/A Racks |
Construction |
N/A Hardened & Ground Alloy Steel Gear Racks |
Module |
N/A 3 |
Effective No. of Teeth |
N/A 53 |
Shape |
N/A RD |
Mounting Hole |
N/A Yes |
No. of Mounting Holes |
N/A 4 |
Mounting Screw Size |
N/A M10 |
Surface Durability |
N/A 18600 N·m1900 kgf·m |
Bending Strength |
N/A 20300 N·m2070 kgf·m |
Backlash |
N/A 0-0.0024 in0-0.06 mm |
Precision Grade |
N/A KHK R 001 grade 1 |
Gear Teeth Type |
N/A Standard Full Depth |
Pressure Angle |
N/A 20 º |
Material |
N/A SCM415 (AISI 4115) Alloy Steel |
Heat Treatment |
N/A Carburized |
Tooth Hardness |
N/A HRC 55-60 |
Weight |
N/A 3.63 kg8.003 lb |
Dimensions
Total Length Rack (A) |
N/A 19.666 in499.51 mm |
Face Width (B) |
N/A 1.181 in30 mm |
Height (C) |
N/A 1.378 in35 mm |
Height To Pitch Line (D) |
N/A 1.260 in32 mm |
Mounting Hole Height (E) |
N/A 0.551 in14 mm |
Distance of First Mounting Hole From Edge (F) |
N/A 0.975 in24.76 mm |
Mounting Hole Spacing (G) |
N/A 5.906 in150 mm |
Counterbore Depth (H) |
N/A 0.425 in10.8 mm |
Counterbore (I) |
N/A 0.689 in17.5 mm |
Counterbore Diameter (J) |
N/A 0.433 in11 mm |
