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This is a strong rack made of Chromoly steel, treated by carburizing. Has high-strength, high wear resistance, and enables downsizing of SR racks. J Series products are also available.
Unit of Measure

Specifications

Gear Type

N/A Racks

Construction

N/A Hardened Alloy Steel Racks

Module

N/A 5

Effective No. of Teeth

N/A 64

Shape

N/A RF

Mounting Hole

N/A No

Surface Durability

N/A 20400 N·m2080 kgf·m

Bending Strength

N/A 34800 N·m3550 kgf·m

Backlash

N/A 0.0028-0.0110 in0.07-0.28 mm

Precision Grade

N/A KHK R 001 grade 5

Gear Teeth Type

N/A Standard Full Depth

Pressure Angle

N/A 20 º

Material

N/A SCM440 (AISI 4140) Alloy Steel

Heat Treatment

N/A Thermal Refined, Teeth Induction Hardened

Tooth Hardness

N/A HRC 50-60

Weight

N/A 17.8 kg39.242 lb

Dimensions

Total Length Rack (A)

N/A 39.579 in1005.31 mm

Face Width (B)

N/A 1.969 in50 mm

Height (C)

N/A 1.969 in50 mm

Height To Pitch Line (D)

N/A 1.772 in45 mm