![atlas lathe spindle speeds atlas lathe spindle speeds](https://attachmentscanadianhobbymetalworkers.s3.amazonaws.com/2019/06/7597_89b31ea4760e9e2fa4d34491c6667f35.jpg)
The best supplier I've found is, who provide parts specifically for the 618, including a. There are very few commercially available chucks with the 1x10 threading, but there are places that provide chuck adapter plates with this threading, including ebay, for a reasonable price. There are a lot of woodworking chucks available in the 8tpi size, few of which seem to be hefty enough for metalworking. Very early versions of the lathe had a 1' x 8 tpi spindle nose, while most later versions had a 1' x 10tpi spindle nose. Resist the urge to replace the bearings: it's a difficult job and spending the time to try and salvage your current bearing set is probably a better idea. The Timkin bearing numbers are: two 07196 cups, one 07079 bearing and one 07100 bearing. Both bearings are still commercially available. The bronze bearing version seems to have a better finish cut, while the Timkin version can run at higher speeds. The bronze version was known as 101.07301, and the Timkin version as 101.21400 both were also available under other Sears numbers but those are the ones most commonly seen and referred to. The 618 was built with plain bronze bearings in earlier versions, or Timkin roller bearings from the 1950's onwards. There is also a wealth of information on the, which is active with maybe an average of a message a day and all the old messages saved in an archive, which serves as the basis for the sorted-by-topic janellestudio collection.
![atlas lathe spindle speeds atlas lathe spindle speeds](https://eadn-wc03-4736907.nxedge.io/wp-content/uploads/2015/10/0047.jpeg)
I am going to attempt to summarize some of this in a short form, on this page.
![atlas lathe spindle speeds atlas lathe spindle speeds](https://www.practicalmachinist.com/vb/attachments/f39/320921d1620783144-heavier-toolroom-lathes-monarch-vs-lodge-shipley-vs-american-vs-100.jpg)
An enormous trove of material focussing on the 618 exists at. Details about the history can be found at. Just for the record, the date stamped on my left spindle race is 8-14-51, and the date on the right spindle race is 5-10-51.Ītlas/Craftsman 618 information History and machine overview: The 618 was made by the Atlas Lathe company, and rebadged and sold by Sears as the Craftsman 101-series lathe from roughly 1930 to the 1980's, in various versions.
#Atlas lathe spindle speeds serial number#
My lathe is serial number 32068 (the number is stamped on the top surface of the ways, right above the right lead screw bearing and support. According to dates scribed on the races, it was manufactured in 1951.