Gary, It's called a "T" nut. Yamaha should have them. I believe they changed the dimension somewhere in the "80's., so you should get the serial number of the piano. Roger ----- Original Message ----- From: "Gary" <gmcc at charter.net> To: <pianotech at ptg.org> Sent: Tuesday, July 12, 2011 12:02 PM Subject: [pianotech] Hardware part..don't know the name > Yamaha C3, when screwing the leg bolt on, it goes up into a round piece of > metal with a threaded hole situated in the keybed. > I need one, but don't know the name. Hope my description makes sense; I > should get with the 21st century and get a phone with a camera. > thanks all, > gary >
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