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Economical, commonly used worm wheels that have broad utility. Available with a large selection of modules and number of teeth.
Unit of Measure

Specifications

Gear Type

N/A Worm Gears

Construction

N/A Cast Iron Worm Wheels

Bore Type

N/A Finished

Number of Start

N/A 1

Nominal Lead Angle

N/A 3°26'

Hand of Thread

N/A Right Hand

Reduction Ratio

N/A 80

Module

N/A 1.5

No. of teeth

N/A 80

Profile Shift Coefficient

N/A -0.072

Shape

N/A H1K

Bore (A)

N/A 1.102 in28 mm

Hub Diameter (B)

N/A 1.969 in50 mm

Pitch Diameter (C)

N/A 4.733 in120.22 mm

Throat Diameter (D)

N/A 4.843 in123 mm

Outer Diameter (D')

N/A 4.902 in124.5 mm

Mounting Distance (J)

N/A 2.854 in72.5 mm

Face Width (E)

N/A 0.551 in14 mm

Hub Width (F)

N/A 0.394 in10 mm

Total Length (G)

N/A 0.945 in24 mm

Keyway (W x D)

N/A 0.315 x 0.13 in8 x 3.3 mm

Set Screw Offset (L)

N/A M6

Set Screw l

N/A 0.197 in5 mm

Backlash

N/A 0.0031-0.0102 in0.08-0.26 mm

Precision Grade

N/A KHK W 002 grade 4

Reference Section of Gear

N/A Normal Plane

Gear Teeth Type

N/A Standard Full Depth

Helix Angle

N/A 3°26'

Pressure Angle

N/A 20 º

Material

N/A FC200 Cast Iron

Weight

N/A 1.16 kg2.557 lb