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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 1.5

Effective No. of Teeth

N/A 106

Shape

N/A RD

Mounting Hole

N/A Yes

No. of Mounting Holes

N/A 4

Mounting Screw Size

N/A M5

Surface Durability

N/A 4620 N·m472 kgf·m

Bending Strength

N/A 5070 N·m517 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 1.07 kg2.359 lb

Dimensions

Total Length Rack (A)

N/A 19.666 in499.51 mm

Face Width (B)

N/A 0.591 in15 mm

Height (C)

N/A 0.787 in20 mm

Height To Pitch Line (D)

N/A 0.728 in18.5 mm

Mounting Hole Height (E)

N/A 0.315 in8 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 0.236 in6 mm

Counterbore (I)

N/A 0.394 in10 mm

Counterbore Diameter (J)

N/A 0.236 in6 mm