Hi. The pdf drawing you put up looks like a 1 piece steel part with integral splines, possibly a later change. VintageMachinery has a drawing of part number "54-63 Atlas Splined Bushing...", which looks more like what you need, though the drawing calls out Zamak as the material. (I'm new here, don't know the etiquette about posting such a pic or link) There are people online who 3d print obsolete Atlas parts from the original Atlas/Clausing drawings, I have a 3d printed nylon gear, purchased online, in my horizontal bandsaw. I think I bought it via Shapeways. If nobody's done that bushing yet, might be some trial and error getting 3d printed spline dimensions right. Good Luck!
Also; Noticed the 54-63 bushing looks shorter than yours.
There's also a 702-012 Driver Sleeve that looks like a possibility. You might check with Clausing again on these part numbers.
Also; Noticed the 54-63 bushing looks shorter than yours.
There's also a 702-012 Driver Sleeve that looks like a possibility. You might check with Clausing again on these part numbers.
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