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Unit of Measure

Specifications

Gear Type

N/A Spur Gears

Construction

N/A Thermal Refined Spur Gears

Module

N/A 5

No. of Teeth

N/A 20

Shape

N/A S1K

Bending Strength

N/A 1377 N·m140 kgf·m

Surface Durability

N/A 314 N·m32 kgf·m

Backlash

N/A 0.0079-0.0173 in0.20-0.44 mm

Precision Grade

N/A JIS grade N8 (JIS B1702-1: 1998)

Gear Teeth Type

N/A Standard Full Depth

Pressure Angle

N/A 20 º

Material

N/A SCM440

Heat Treatment

N/A Thermal Refining Only

Tooth Hardness

N/A 225-285HB

Surface Treatment

N/A Black oxide coating

Weight

N/A 3.9 kg8.598 lb

Dimensions

Bore Diameter (A)

N/A 0.866 in22 mm

Hub Diameter (B)

N/A 3.228 in82 mm

Pitch Diameter (C)

N/A 3.937 in100 mm

Outer Diameter (D)

N/A 4.331 in110 mm

Face Width (E)

N/A 1.969 in50 mm

Hub Width (F)

N/A 0.984 in25 mm

Total Length (G)

N/A 2.953 in75 mm

Set Screw (J)

N/A 12.5 in12.5 mm

Keyway

N/A 0.472 x 0.13 in12 x 3.3 mm

Screw Size

N/A M8