Preventing the Weakest Link: To Grind or Not to Grind Your Pins

To Grind or Not to Grind Your Pins? When making field connections on your chain DO NOT grind your pins because this will only cause you more headaches in the upcoming months. When discussing chain, the old saying “Your chain is only as strong as your weakest link.” has never been so true and by grinding a pin you have just created a weak link.

As machining and hole punching processes get more precise we can use these processes to our advantage and add more value into the chain for our customers. Websters current processes allow us to reproduce a consistent and repeatable interference fit between the pins and the sidebar holes. With this repeatability, we solely rely on our press fit to keep the pins stationary in the sidebar. There are always a few exceptions to the rule based upon the geometry of the parts, but for the most part you will notice our pins with a full round end.

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