On Tue, 2 May 2023 at 17:22, gene heskett <ghesk...@shentel.net> wrote:
They were nominally 5/8" OD with external return tubes, no flange or > threads, just a bare cylinder with returns Sounds like an "RSK" nut: https://www.gtenballscrew.com/Page/Product/ProductList.aspx Which seems to be given the "0825" code. As an aside: The RSH is an odd one, as the nut for the 16mm screw is 25.4mm dia, whereas the 12mm screw has a 29.5mm OD. The difference is that the 16mm has an external ball return tube not shown in any photos. But if you work round that it can be very useful (I have one in my mill and one in the lathe) -- atp "A motorcycle is a bicycle with a pandemonium attachment and is designed for the especial use of mechanical geniuses, daredevils and lunatics." — George Fitch, Atlanta Constitution Newspaper, 1912 _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers