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Superior performance with regard to highspeed, low noise, and low vibration.
Unit of Measure

Specifications

Gear Type

N/A Bevel Gears

Construction

N/A Nissei KSP Ground Spiral Bevel Gears (U type)

Bore Type

N/A Ground

Gear Ratio

N/A 1

Module

N/A 3

No. of Teeth

N/A 21

Direction of Spiral

N/A Left Hand

Shape

N/A B

Allowable Gear Torque

N/A 6.26 kgf·m

Bending Strength

N/A 6.26 kgf·m

Backlash

N/A 0.0020-0.0039 in0.05-0.10 mm

Precision Grade

N/A JIS B 1704:1978 grade 0

Gear Teeth Type

N/A Gleason

Helix Angle

N/A 35 º

Pressure Angle

N/A 20 º

Material

N/A SCM415 (AISI 4115) Alloy Steel

Heat Treatment

N/A Carburizing (bore & hubs are masked)

Tooth Hardness

N/A HRC 60-63

Weight

N/A 0.39 kg0.860 lb

Dimensions

Bore Diameter (C)

N/A 0.630 in16 mm

Machinable Max Bore

N/A 0.984 in25 mm

Hub Diameter (D)

N/A 1.850 in47 mm

Pitch Diameter

N/A 2.480 in63 mm

Outer Diameter (A)

N/A 2.559 in65 mm

Mounting Distance (E)

N/A 1.969 in50 mm

Total Length (G)

N/A 1.161 in29.5 mm

Hub Width (F)

N/A 0.512 in13 mm

Length Of Bore (I)

N/A 0.984 in25 mm

Face Width (J)

N/A 0.591 in15 mm

Holding Surface Diameter (K)

N/A 1.319 in33.5 mm