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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 2.5

Effective No. of Teeth

N/A 64

Shape

N/A RF

Mounting Hole

N/A No

Surface Durability

N/A 12900 N·m1310 kgf·m

Bending Strength

N/A 14100 N·m1440 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 2.71 kg5.974 lb

Dimensions

Total Length Rack (A)

N/A 19.789 in502.65 mm

Face Width (B)

N/A 0.984 in25 mm

Height (C)

N/A 1.181 in30 mm

Height To Pitch Line (D)

N/A 1.083 in27.5 mm