center pin


nounRailroads.
  1. a cylindrical device passing through the center plates of both the body bolster and the truck bolster, permitting the truck to swivel beneath the car body while the stress is taken by the center plate.

Origin of center pin

1
First recorded in 1795–1805

Words Nearby center pin

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

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