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  1. Replies
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    I feel better now. (looking at later and earlier...

    I feel better now. (looking at later and earlier ways to get a 4.04 lead)
    :D

    Did both sets of gears and came up with a ratio of .404 to 1

    And 10 times that is 4.04 lead
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    Probably when you get right down to selecting...

    Probably when you get right down to selecting gears you will have to do some experimenting

    The reason for this is what was scanned and sent to you probably only applies if you had the type of...
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    2.5 MB just emailed Its a PDF, opens with such...

    2.5 MB just emailed

    Its a PDF, opens with such as Adobe Acrobat
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    Early one - see the front vee way inset from...

    Early one - see the front vee way inset from front of bed
  5. Must be older. My National "catalog", which I...

    Must be older. My National "catalog", which I suppose is from the early twenties, only goes down to 2 3/8 - 8 on the 14"

    Any such will need back plates made to fit your spindle. The trouble with...
  6. Only 1/2 thick (the lathe will care less) and you...

    Only 1/2 thick (the lathe will care less) and you would need to fiddle with bore

    Isn't this way better than messing with your friends time?
    ...
  7. Identical to mine - what a treasure You might...

    Identical to mine - what a treasure

    You might notice the spindle TILTS!

    I recently swapped out the vertical for the fine adjust variety - you can dial in .0002

    295624

    Forgot to add -...
  8. So - it runs with what gear? Count teeth and...

    So - it runs with what gear? Count teeth and post that info along with mic OD of its running mate and forum members can tell you about the DIAMETRAL PITCH of your 60 tooth
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    I am not going to say what is acceptable, but I...

    I am not going to say what is acceptable, but I will say this is the main contributor and if less the occurrence of chatter will be less.

    Eight inches out unsupported is way beyond this machine's...
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    Maybe too old for them to respond. Or maybe that...

    Maybe too old for them to respond. Or maybe that person is working from home - without all the handy stuff to refer to
  11. Replies
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    I'll assume you are after operation on 230 three...

    I'll assume you are after operation on 230 three phase

    Open connection box on motor

    Some of the dual voltage jobs have NINE wires coming out of the motor

    Tell us if that is the case, and...
  12. So - can anyone comment on GRIT ? is it 120 or...

    So - can anyone comment on GRIT ? is it 120 or 100?

    Never mind - ancient Norton brochure says 120 grit

    N hardness and 100 concentration
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    There is a CAN-DO person! Thanks!

    There is a CAN-DO person! Thanks!
  14. In case not available as a similar pub in the UK,...

    In case not available as a similar pub in the UK, there is also W&S's Turret Lathe Operators Manual - mine is from 1940. Hard bound and over 200 pages
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    Does not sound familiar, Since it was 28 years...

    Does not sound familiar, Since it was 28 years ago I have no way of knowing
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    Probably better than the one I made so long ago...

    Probably better than the one I made so long ago from Hard Maple - which did just fine. Like they have almost zero load on them
  17. Replies
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    So - maybe an 8" 3 jaw and a 12" four jaw. All...

    So - maybe an 8" 3 jaw and a 12" four jaw. All we see is a lantern tool post and a iffy live center. Anything else? (besides the not installed T/A)

    You also give no clue as to access - is it in...
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    Stopped being paid to be a machinist in 1972. At...

    Stopped being paid to be a machinist in 1972. At 80 years of age now it is just a fun past time that keeps the gray matter functioning. Here is the old coot standing on his 15,000 lb Jig Bore...
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    Cincinnati's tables are based on 10 (.25) times...

    Cincinnati's tables are based on 10 (.25) times 40

    Your 5 tpi mill is based on 8 (.2) times 40

    8 times 1.25 is 10

    Just a way to be able to use the Cincinnati tables to find gears that work...
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    And that converts to 64.41 and 28.5775 on the...

    And that converts to 64.41 and 28.5775 on the tables. (just multiply what is needed by 1.25)

    64.421 is 51, 20, 48 and 19

    28.571 is 48, 21, 30 and 24
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    Mr. Buckingham wrote this down for us in his...

    Mr. Buckingham wrote this down for us in his related book - might be helpful

    295447

    Cincinnati says this for 51" even - but they are talking 4 TPI table screw

    Gear A is 51
    Gear B is 24...
  22. 1953 per serial book Manuals can be emailed if...

    1953 per serial book

    Manuals can be emailed if you care to Private Message me that address with P&W 16 Model C in subject line

    (probably also pirated to VM?)

    Made here at new plant in West...
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    If you refer to the table of leads - it can be...

    If you refer to the table of leads - it can be emailed if you want to Private Message me that address
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    Here is just one of the stumbling blocks on any...

    Here is just one of the stumbling blocks on any mill. This is the first page of TWELVE pages from Cincinnati - each entry is another four gear ratio - the reason for this being the LEAD has to be a...
  25. McMaster Carr catalog (#111) has a page Welded...

    McMaster Carr catalog (#111) has a page Welded Chain - for lifting that lists dimensions of links. Covers Grade 120, 100, 80 and 60

    Not that there is likely to be a perfect match for something OLD
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