Whitworth thread
grabcad
The thread form is now redundant and has been replaced by Unified and Metric threads but there are many applications in which it is still used. ... British Standard Brass (for which there is no British Standard) is based upon the Whitworth thread form with all diameters having 26 threads per inch (tpi).
Download Model from grabcad
With this file you will be able to print Whitworth thread with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Whitworth thread.