Hey Ole Timer,
If your talking about the Underwood you got 2 or 3 years ago..... Same one that had the loose gas piston nut on it that you took apart to look for lead fouling in it.
You posted about the Trigger housing pin in this thread- reply #13 concerning the possible binding Hammer/Trigger housing:
While reading it I'd advice reading JackP's reply #4 on page 1 (Very good info passed along and often overlooked).
GI Bob, Your reply is on page 2:
https://www.milsurps.com/showthread.php?t=69571&page=2
Now I know what to get you for Christmas
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