Electro-mechanical device lubricants

[William Donzelli]

> I have been gathering information on how to clean and properly lubricate a
> DEC PC05 and an ASR 33. The teletype manual calls out KS-7470 oil and
> KS-7471 grease. Googling, I find that there are a great number of lubricants
> with KS numbers. What is the origin of this number? It seems like it is some
> kind of directory of lubricants, but I can't find a listing. I found a cross
> for KS-7471 in an old AT&T purchasing document, but none for KS-7470.

Kearny System.

Western Electric talk.

--
Will