safety - What is this locking pin for a hinge called
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![](https://i.stack.imgur.com/7HOV2.jpg)
The following is a picture of a locking pin for a tubular hinge which specifies Maritime use. I assume it has something to do with railings but I'm thinking of fabricating my own similar hinges. &q
![](https://i.stack.imgur.com/7HOV2.jpg)
safety - What is this locking pin for a hinge called? - Engineering Stack Exchange