The Talking Machine Forum — For All Antique Phonographs & Recordings • Edison Triumph winding crank

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Edison Triumph winding crank

Posted: Wed Jun 26, 2024 7:08 am

by hameleer

Hi,
What is the thread size of the female threaded winding crank of an Edison Triumph ?
Thanks.

Re: Edison Triumph winding crank

Posted: Fri Jun 28, 2024 11:24 pm

by fourbaers

Hello.

They are ⅜ - 16, a common UNC bolt thread. They are NOT the same as Homes and Standards.

Terry Baer
St. Louis

Re: Edison Triumph winding crank

Posted: Sat Jun 29, 2024 11:10 am

by hameleer

Hi Terry,
Thanks for the tread size.
John