I Think It Is An Atlas Headstock Help Me I.d.

endmill

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Picked this up years ago just trying to I.D. i would say it is a 10" swing. Atlas??

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Looks like Atlas to me. See the indexing pin and holes in the bull gear in your first picture?


Steve Shannon
 
It is probably off of a Babbit bearing 10D or 10E. Please post a front view photo. And confirm that the vertical distance between the notched front or rear surface of the casting that sits on the bed to the center line of the spindle is about 5-1/8".
 
It is probably off of a Babbit bearing 10D or 10E. Please post a front view photo. And confirm that the vertical distance between the notched front or rear surface of the casting that sits on the bed to the center line of the spindle is about 5-1/8".
Yes it is babbit. How do we tell if it is a 10D or !0E Thanks Dave wa5eab is what you needed?

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No, think of it as sitting on the bed. What we need to confirm 10" is the height (vertical distance) between the top of the ways and the spindle C/L or axis.

On the 10D versus 10E question, assuming it is all original, it is not from a 10E, because the 10E is a stripped-down 10D. It has no back gears and no threading gears. To tell whether or not is is from a 10D, we need a front view photograph.
 
No, think of it as sitting on the bed. What we need to confirm 10" is the height (vertical distance) between the top of the ways and the spindle C/L or axis.

On the 10D versus 10E question, assuming it is all original, it is not from a 10E, because the 10E is a stripped-down 10D. It has no back gears and no threading gears. To tell whether or not is is from a 10D, we need a front view photograph.



I would say it is a 10D!

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OK. It's a 10". Now how about a front view photo???o_O
 
Atlas used several different headstock castings between 1935 and 1939. With only a left end view to go by, my best guess at present is that it came off of a 1936 10nn (where "nn" is the bed length). It does not match the November 1937 10" photo shown in Catalog No. 28, which I am pretty sure is a 10D because the next page shows the stripped down 10E.
 
Atlas used several different headstock castings between 1935 and 1939. With only a left end view to go by, my best guess at present is that it came off of a 1936 10nn (where "nn" is the bed length). It does not match the November 1937 10" photo shown in Catalog No. 28, which I am pretty sure is a 10D because the next page shows the stripped down 10E.


One more time :) Here is a casting number also. Thanks Dave

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