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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'
Pressure Angle 14.5 °
Bore Size 1 in
No. of Leads Double
Pitch Diameter 3.333 in
Hardened Teeth Without Hardened Teeth
No. of Teeth 20
Length Through Bore 1.88 in
Right / Left Hand Left Hand
Flush Face to Worm Centerline 0.5
Material Cast Iron
Diametral Pitch 6
Hub Dia. 2 in
Weight 3.401 LB
EAN or UPC 781711133286
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