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Made of aluminum bronze, have excellent wear-resistance. Wide selection is available for this item.
Unit of Measure

Specifications

Gear Type

 N/A Worm Gears

Construction

 N/A Aluminum-Bronze Worm Wheels

Bore Type

 N/A Plain

Transverse Module

 N/A 0.5

Number of Start

 N/A 1

Nominal Lead Angle

 N/A 3°11'

Hand of Thread

 N/A Right Hand

Reduction Ratio

 N/A 40

No. of teeth

 N/A 40

Profile Shift Coefficient

 N/A 0

Shape

 N/A HA

Backlash

 N/A 0.0008-0.0055 in0.02-0.14 mm

Precision Grade

 N/A KHK W 002 grade 2

Reference Section of Gear

 N/A Rotating Plane

Gear Teeth Type

 N/A Standard Full Depth

Helix Angle

 N/A 3°11'

Pressure Angle

 N/A 20 º

Material

 N/A CAC702 Aluminum Bronze (formerly JIS AℓBC2)

Weight

 N/A 0.02 kg0.044 lb

Dimensions

Bore (A)

 N/A 0.197 in5 mm

Hub Diameter (B)

 N/A 0.591 in15 mm

Pitch Diameter (C)

 N/A 0.787 in20 mm

Outer Diameter (D')

 N/A 0.827 in21 mm

Mounting Distance (J)

 N/A 0.571 in14.5 mm

Face Width (E)

 N/A 0.197 in5 mm

Hub Width (F)

 N/A 0.276 in7 mm

Total Length (G)

 N/A 0.472 in12 mm