Worm Gears and Worms

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Features & Benefits

  • Browning offers both Cast Iron and Bronze Worm Gears from 32 to 3 DP

  • Bronze Gears give double the Torque of Cast Iron Gears
  • Hardened, Ground and Polished Worms give double the torque of an Unhardened Worm
  • Available in Single, Double and Quadruple Thread
  • Multiple threads give higher torque
  • Ratios 4:1 to 100:1
  • Higher ratios obtained in limited space
  • Transmit torque on 90º, non-intersecting shafts

Type Material Pressure
Angle
Pitch
Range
Tooth
Range
Bore Range
WORMS AND WORM GEARS
Single Thread Cast Iron & Bronze Worm Gears 14 1/2 32-3 20-128 3/16"-2 7/8"
Steel Worms 14 1/2 32-3 (.438-4.0 pd) 3/16"-1 1/2"
Double Thread Cast Iron & Bronze Worm Gears 14 1/2 - 20 32-6 20-100 3/16"-1 13/16"
Steel Worms 14 1/2 - 20 32-6 - 3/16"-1"
Quadruple Thread Cast Iron & Bronze Worm Gears 14 1/2 - 20 16-6 12-60 1/4"-1 5/8"
Steel Worms 14 1/2 - 20 16-6 - 1/4"-1"
*For EPT Part information please click on eCatalog at top of page