This is a rare sound effect that cannot be found on any (already known) sound effects library, and it is going to be placed in the Unknown Sound Effects Library. It's commonly known for being used in old Adobe Flash games and old IOS games.
Used In
Movies
- Curious George 2: Follow That Monkey! (2009)
- Unstoppable (2010) (The 1st half of this sound or a near identical sound is used twice for the switch levers at Fuller Yard being thrown before Triple 7 becomes a runaway.)
Video Games
PC:
- Build The Bridge
- Dynamite Train
- Mini Train
- Train Mania
Mobile:
- Build The Bridge
- Dynamite Train
- Lionel Battle Train
- The Iron Horse
- Mini Train
- TinyTrax
- Train Mania
Wii:
- Donkey Kong Country Returns (1st impact only; heard once when the drill from the train falls off.)
YouTube Videos
- Bulgy13 (Heard once in "Thomas Blows His Stack" when Diesel buffers up to Thomas.)
Image Gallery
Curious George 2: Follow That Monkey! (2009) Unknown Sound Effects Library, Train Coupler Impact (1st impact only)
Audio Samples
(The high quality variant as heard in TinyTrax and a remastered version of Mini Train.)
(The slightly shortened variant as heard in The Iron Horse.)
(The 1st half as heard with a quick fade out effect added in Lionel Battle Train.)
(The low quality variant as heard in Build The Bridge, Dynamite Train, the flash release of Mini Train, and Train Mania.)

