Draw to scale 1:1, the standard profile of the B.S.W. thread (External) with the enlarged pitch = 50 mm. Give standard dimensions. - Sarthaks eConnect | Largest Online Education Community
Thread data BSW, BSF, BSP 55°; BA Tread Form - Angle of thread = 47. 5 degrees, rounded at top and bottom BA
![BSW BSPP BSPT Pipe Tap Size Pitch (TPI) Drill Size (inch) Pitch (TPI) Drill Size (inch) Pitch (TPI) Drill Size* (inch) 1/16 60 0 BSW BSPP BSPT Pipe Tap Size Pitch (TPI) Drill Size (inch) Pitch (TPI) Drill Size (inch) Pitch (TPI) Drill Size* (inch) 1/16 60 0](https://www.alliedmachine.com/AlliedMachine/media/AlliedMasterPageImages/OnlineTools/Tap%20Drill%20Charts/Thumbnails/LPI_British-Standard-Pipe-Threads.jpg)