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Boston GearD620A LH

D620A LH

Double Lead Worm Gear
Item #101776394
  • 6 Diametral Pitch, 20 Teeth, 14.5 Pressure Angle, LH, Double Thread, Cast Iron Worm Gear
Boston GearD620A LH
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  • 6 Diametral Pitch, 20 Teeth, 14.5 Pressure Angle, LH, Double Thread, Cast Iron Worm Gear

description

  • The efficiency of a worm gear drive depends on the lead angle and number of starts in the worm. The angle generally decreases with increasing ratio and worm pitch diameter. For increased efficiency the ratio should be kept low.

features

  • Increased efficiency with lower ratios
  • Resistance to back driving with some ratios
  • Minimal space requirements
  • High ratio speed reduction
  • Smoothest, quietest form of gearing
  • 90° nonintersecting shaft applications
Helix Angle 9° 28'
No. of Teeth 20
Bore Size 1 in
Right / Left Hand Left Hand
Length Through Bore 1.88 in
No. of Leads Double
Diametral Pitch 6
Pitch Diameter 3.333 in
Pressure Angle 14.5 °
Flush Face to Worm Centerline 0.5
Hub Dia. 2 in
Hardened Teeth Without Hardened Teeth
Material Cast Iron
Weight 3.401 LB
EAN or UPC 781711133286
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