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Noquay - Model Railway Inglenook Layout 4mm (OO)

Glossary of Railway & Model Railway Terms

W

  • Wagon - European term for railway vehicle for the conveyance of goods.
  • Walschaert Valve Gear - A valve gear in which the lead is constant at any position of the reversing gear.
  • Washout - Track ballast washed away by water action.
  • Way Car - A freight car carrying local shipments.
  • Weathering - Making shiny models look more realistic by painting them to show the effects of use.
  • Wheel Set - Pair of wheels secured to an axle.
  • Wildcat - A runaway locomotive.
  • Wing Rail - A continuous running rail that forms the obtuse angle of a diamond crossing. Also a running rail from switch heel towards nose which is then set to form check rail past nose of common crossing.
  • Worm Gear - A gear with slightly slanted or dished teeth to mesh with the worm. In model railways the worm gear is usually mounted on the driving axle.
  • Wye - A track with three switches and three legs forming a large triangle which enables an entire train to turn around.