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Shaft from annealed D2 tool steel, 2" Dia. X 110" long with a 1.500" +- .002 X 3 1/2 long journal on one end and a 1.437" +-.002 X...

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Lathe will not move 63" unless it moves 30" past the head stock or the tail stock end of the lead screw, it is a CNC machine that moves each...

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How fast did you turn it? The major diameter of a number screw is .013 X # + .060 (I have no idea why I remember this)
At a reasonable 30 sfm for...

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Exactly, this machine homes to limit switches on both axes when booted, I expect it to be off by the error in the switches but not 63" (-:...

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The letters are the "body" size, a C broach will not pass through a 1/2" hole even without the bushing, it is simply too big.
The...

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A step bore?

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Lathe or mill?
The scale reference point on a lathe Z axis is fairly useless, do you know how long the next part is going to be?

As...

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Stamp collecting is far more expensive then home shop machining....

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If you have a cad program that will accept DXF files go here http://www.idleamusements.com/?page_id=54

Enter the parameters and download...

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Material,diameter and spindle RPM are not included in your post, this is very important.

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This is an old part, all of the dimensions aside from the bearing journals are in whole <1/64 inch fractions. From this we can deduce that the taper...

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I put a dial indicator on a v-block on the straight section, set stops for 1" of travel, slid the v-block and the indicator read .042"
...

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A guessometer is required in this case, the new impeller on the left was made in another country and looks like the bore was nibbled to size by trained...

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Made parts in the morning, my employer asked me to measure the taper on a shaft in the afternoon.
How do you measure rust?
...

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Parts, I have no idea what they do.
3.307" diameter 303 stainless.
This is the first end, internal and external grooves.
...

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Infundibular cement, it will adjust itself to the lathe bed over time, however you may not live that long.

Barring that just bolt it down...

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The best way to preserve the paint is to leave it in the box unused.

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WNMG if a negative tool, this is often called a Trigon.

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Your marsupial connection is faulty, try keeping the offspring in your pouch for several months (-:

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Single lip grinder spindle oil, if you had a double lip grinder it would require double lip grinder spindle oil.

Incorrect spindle oil selection...