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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 2

Module

N/A 1.25

No. of Teeth

N/A 40

Shape

N/A B4

Bending Strength

N/A 5.33 N·m0.54 kgf·m

Surface Durability

N/A 0.61 N·m0.06 kgf·m

Backlash

N/A 0.0016-0.0055 in0.04-0.14 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 0.14 kg0.309 lb

Dimensions

Bore Diameter (A)

N/A 0.394 in10 mm

Hub Diameter (B)

N/A 1.260 in32 mm

Pitch Diameter (C)

N/A 1.969 in50 mm

Outer Diameter (D)

N/A 1.997 in50.73 mm

Mounting Distance (E)

N/A 1.063 in27 mm

Total Length (F)

N/A 0.730 in18.54 mm

Length from Crown to Back (G)

N/A 0.600 in15.23 mm

Hub Width (H)

N/A 0.394 in10 mm

Length Of Bore (I)

N/A 0.630 in16 mm

Face Width (J)

N/A 0.315 in8 mm

Holding Surface Diameter (K)

N/A 1.323 in33.61 mm