01-11-2021, 05:39 PM
I agree with Rod. BA threads were commonplace in British equipment back then.
Incidentally BA threads are actually metric. 0BA and M6 will actually fit each other though the fit and strength won't be optimal.
https://en.wikipedia.org/wiki/British_As...ew_threads
Incidentally BA threads are actually metric. 0BA and M6 will actually fit each other though the fit and strength won't be optimal.
https://en.wikipedia.org/wiki/British_As...ew_threads
www.borinsky.co.uk Jeffrey Borinsky www.becg.tv
