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Fine pitch worm wheels made of polyacetal, a stable plastic material.
Unit of Measure

Specifications

Gear Type

N/A Worm Gears

Construction

N/A Bronze Worm Wheels

Bore Type

N/A Plain

Number of Start

N/A 1

Nominal Lead Angle

N/A 3°17'

Hand of Thread

N/A Right Hand

Reduction Ratio

N/A 40

Module

N/A 0.8

No. of teeth

N/A 40

Profile Shift Coefficient

N/A -0.033

Shape

N/A HA

Bending Strength

N/A 0.74 N·m0.076 kgf·m

Backlash

N/A 0.0016-0.0087 in0.04-0.22 mm

Precision Grade

N/A KHK W 002 grade 5

Reference Section of Gear

N/A Normal Plane

Gear Teeth Type

N/A Standard Full Depth

Helix Angle

N/A 3°17'

Pressure Angle

N/A 20 º

Material

N/A Polyacetal

Weight

N/A 0.014 kg0.031 lb

Dimensions

Bore (A)

N/A 0.236 in6 mm

Hub Diameter (B)

N/A 0.787 in20 mm

Pitch Diameter (C)

N/A 1.262 in32.05 mm

Outer Diameter (D')

N/A 1.323 in33.6 mm

Mounting Distance (J)

N/A 0.906 in23 mm

Face Width (E)

N/A 0.354 in9 mm

Hub Width (F)

N/A 0.354 in9 mm

Total Length (G)

N/A 0.709 in18 mm