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  • Users: jvw86
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  1. jvw86

    A.P.I. American Open Hole Threads (A.O.H.)

    Thank you so much hydtools!! That's exactly what I was looking for.
  2. jvw86

    A.P.I. American Open Hole Threads (A.O.H.)

    Hi, I'm trying to find a detail (diameters, taper, thread form, etc) of API American Open Hole threads. I've googled way too long with no results. Can anyone help? Thanks, John
  3. jvw86

    Thread Forms for Drill Rod

    Hi, I'm trying to find a detailed drawing of the thread form desiginated as: 2 1/4" Straightline Pin & Box. Does anyone know where I can find this info?? I'm trying to fabricate a sub (adapter) using this thread.
  4. jvw86

    T-38, T-45 & T-51 Threads

    Thanks, I'll try there. I posted here because this thread is used on drilling / core sampling equipment.
  5. jvw86

    T-38, T-45 & T-51 Threads

    Can anyone shere with me the specifications for these threads? I'm trying to detail a Pin & Box for each of these threads and having no luck finding the standard. I need the usual Major, Minor diameters, pitch, thread shape with flats & fillets etc. Any help would be greatly appreciated. Thank you.
  6. jvw86

    Thread Standards

    I can't really go to a manufacturer for the info. I work for a manufacturer, so I doubt other will share info with their competition. Just wondering where to find the info. This is not a Tr (trapezoidal) thread. It is similar to a rope thread and has a large pitch, the T-45 pitch is .735" and...
  7. jvw86

    Thread Standards

    Hi, I'm going crazy trying to find the dimensions for thread forms called T-38, T-45 & T-51. They are specified on rock drill equipment. I'm trying to design some addition fittings but can't find this info to supply a CNC programmer. Can anyone out there help?!!

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