Re: new guy - old 618
Thank you all. Can anyone who is familiar advise how the leadscrew drive gear is removed? It appears as though it should slide off, yet doesn't. there is a collar between the gear and the bearing,
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mikehostalek
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#102377
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Re: new guy - old 618
Yes, I believe on the 10" lathe, at least, it was an extra-cost option. Model numbers like TH42 would indicate Timken bearings, horizontal-tensioning countershaft and 42" bed. Without the T, it would
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Jon Elson
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#102376
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Re: new guy - old 618
Hi Don, A liberal application of either 10 or 20 beats the crap out of none! I like Mobil Vactra #2 for the ways. Dave
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Dave Matticks
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#102375
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Re: new guy - old 618
I don't think any "modern" lathes use plain bearings anymore. Tapered roller or sometimes angular contact ball bearings are it. Various grades of both, ranging from reasonable price to you must be
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Dave Matticks
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#102374
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Re: new guy - old 618
from what i read? the atlas came out with timkens first and sears wanted to keep the price down and stuck with bushings unless ordered with timkens... the 618 was prmarily a hobby lathe but also was
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brokenwrench1 .
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#102373
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Re: new guy - old 618
You might take the table that shows the belt configuration. And associated speed and break that up into 3 groups (slow, med, fast). Use that as your guide.? But I didn't know this was required for
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Jody
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#102372
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Re: new guy - old 618
The manual addresses speed with the sleeve bearings. It states that the clamping pressure should be reduced slightly for high speed and tightened back for slow speed. If it states what speed is high
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Don Newbold <d.o.newbold@...>
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#102371
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Re: new guy - old 618
Jody, I think the Timkens were more like: we invented this newfangled thing called a bearing and we're now putting it into our lathes. ? ________________________________ Sent: Friday, January 25,
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Andrei
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#102370
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Re: new guy - old 618
Were the Timken brgs an option when they first showed up in Atlas Lathes?Sort of like a deluxe version. Mine is a Timken brg 101.07403, circa 1944.? Granted this is a 12"-Jody
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Jody
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#102369
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Re: new guy - old 618
Interesting. I knew about the oil recommendation changing, I never knew they were putting timkens in them as early as 1937. I wonder now if the timkens were sold as a high speed option, or if they
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mikehostalek
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#102368
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Re: new guy - old 618
I've looked through a bunch of pdf's and a couple of original printed manuals. My original 1937 Atlas manual never mentions 618 or any other model number, as best I could tell, but it discusses both
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Don Newbold <d.o.newbold@...>
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#102367
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Re: new guy - old 618
Welcome to the group. You'll find some great help here in the rebuild or refurb of your 618 and machining techniques.? Lot's f good guys here willing to help. Sorry I can't too much help out on the
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Jody
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#102366
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Re: speakin of oilers & oil cups
Thanks Mike,I'll have to save this site.So when I rebuilt the lathe I'm not sure I was able to get the oil cups out. IIRC I think I pinched the top of one of them where the cover was out of line a
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Jody
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#102365
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Re: speakin of oilers & oil cups
yep I need to replace a few on my 9A that were missing/destroyed when I tore it down ??? ??? animal
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mike allen
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#102364
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Re: speakin of oilers & oil cups
Thanks, Animal. I think Jody isn't the only one who could use that link. I've got an Atlas TH42 & an MF mill, as well as a South Bend 10L lathe. Lots of Gits oilers among them.? Bill in OKC? Sent
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Bill in OKC too
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#102363
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speakin of oilers & oil cups
ya may find one here with the clearance ya need for yer lathe Jody ??? ??? https://www.gitsmfg.com/catalog/oil-hole-covers/ ??? ??? animal
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mike allen
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#102362
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new guy - old 618
Hello everyone! I picked up an old Atlas and have finally got around to messing with it. I got the bed and all the ways on the compound, cross-slide, and suck nice with some kroil and a dish scrubby
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mikehostalek
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#102361
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Re: Welcome to [email protected]
To be honest it was over three years ago that I purchased the parts and also ordered several other parts at the time, IIRC the set was @ $45.00. Clausing is fairly easy to deal with but you need to
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Ken H
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#102360
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Re: Welcome to [email protected]
Ken,?What? does? Clausing hit you up for a set?Might be "custom" , might be stock.Just curious.?Dave? Sent from my T-Mobile 4G LTE Device null
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Dave Matticks
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#102359
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Re: Concern with my Spindle
Hi Jody,?I just went down in the basement for a look.?I'd have to bring my .0001 indicator from work to be definitive but I kind of have zero.Radial or thrust.?Topped off the oil cups while I was
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Dave Matticks
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#102358
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