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Duplex worm wheels made of aluminum bronze, excellent in wear-resistance. The pitch accuracy is first grade.
Unit of Measure

Specifications

Gear Type

N/A Worm Gears

Construction

N/A Duplex Worm Wheels

Bore Type

N/A Plain

Nominal Axial Module

N/A 4

Number of Start

N/A 1

Nominal Lead Angle

N/A 3°41'

Hand of Thread

N/A Right Hand

Reduction Ratio

N/A 30

No. of teeth

N/A 30

Shape

N/A HB

Backlash

N/A 0±0.0018 in0±0.045 mm

Precision Grade

N/A KHK W 002 grade 1

Reference Section of Gear

N/A Rotating Plane

Gear Teeth Type

N/A Standard Full Depth

Helix Angle

N/A 3°41'

Pressure Angle

N/A 17.5 º

Material

N/A CAC702 Aluminum Bronze (formerly JIS AℓBC2)

Weight

N/A 3.01 kg6.636 lb

Dimensions

Bore (A)

N/A 0.787 in20 mm

Hub Diameter (B)

N/A 2.559 in65 mm

Pitch Diameter (C)

N/A 4.724 in120 mm

Throat Diameter (D)

N/A 5.039 in128 mm

Outer Diameter (D')

N/A 5.197 in132 mm

Mounting Distance (J)

N/A 3.583 in91 mm

Face Width (E)

N/A 1.378 in35 mm

Hub Width (F)

N/A 0.787 in20 mm

Total Length (G)

N/A 2.165 in55 mm

Web Thickness (H)

N/A 0.669 in17 mm

Web O.D. (I)

N/A 3.898 in99 mm