Even though Lansing kept the dimensions the same, the the diaphragm won't fit.
The mounting ring is different.
He didn't want his diaphragms used in Altecs. Possibly an example of why he always had money problems.
That's a cheap Chinese diaphragm I suspect.
Titanium Diaphragm Fit For Altec Lansing 806-8, 806-8A, 806 8, 806-8B | eBay
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