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Popular series of straight bevel gears for many uses.
Unit of Measure

Specifications

Gear Type

N/A Bevel Gears

Construction

N/A Carbon Steel Bevel Gears

Bore Type

N/A Plain

Gear Ratio

N/A 1.5

Module

N/A 4

No. of Teeth

N/A 20

Shape

N/A B3

Bending Strength

N/A 68.1 N·m6.95 kgf·m

Surface Durability

N/A 8.2 N·m0.84 kgf·m

Backlash

N/A 0.0047-0.0106 in0.12-0.27 mm

Precision Grade

N/A JIS B 1704:1978 grade 3

Gear Teeth Type

N/A Gleason

Pressure Angle

N/A 20 º

Material

N/A S45C (AISI 1045) Carbon Steel

Surface Treatment

N/A Black oxide coating

Tooth Hardness

N/A less than 194HB

Weight

N/A 1.1 kg2.425 lb

Dimensions

Bore Diameter (A)

N/A 0.591 in15 mm

Hub Diameter (B)

N/A 2.362 in60 mm

Pitch Diameter (C)

N/A 3.150 in80 mm

Outer Diameter (D)

N/A 3.477 in88.32 mm

Mounting Distance (E)

N/A 3.543 in90 mm

Total Length (F)

N/A 1.911 in48.53 mm

Length from Crown to Back (G)

N/A 1.290 in32.77 mm

Hub Width (H)

N/A 0.919 in23.33 mm

Length Of Bore (I)

N/A 1.693 in43 mm

Face Width (J)

N/A 0.787 in20 mm

Holding Surface Diameter (K)

N/A 1.846 in46.89 mm