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  1. UNF Thread Chart | AmesWeb

    UNF thread chart per ASME B1.1: unified fine (UNF) thread dimensions — major, pitch and minor diameters for external and internal threads (inch). Includes common sizes like 1/4-28, 5/16-24, 3/8 …

  2. Thread Data Charts-UNEF Screw Threads per ANSI B1.1

    May 16, 2016 · UNF Unified National Fine Screw Thread per ANSI B1.1 screw thread date chart. Thread gage charts for measuring threads plus sales & information for all thread gage types.

  3. THREAD PITCH CHART (UNC / UNF / UNEF / UN) - AmesWeb

    Thread pitch chart for UNC, UNF, UNEF, and constant-pitch UN series up to 2 inches. Reference ASME B1.1 Unified Inch Screw Threads (UN and UNR). Includes TPI values and practical usage tips.

  4. TR knowledge base | Thread geometry - Unified Fine (UNF)

    Thread geometry - Unified Fine (UNF) All dimensions in mm unless otherwise stated.

  5. Thread Calculator and Chart - Amesweb

    Thread Calculator and Chart for metric thread, npt thread, bsp thread, unf thread, unc thread, acme thread, bspp thread, un thread, bspt thread, pipe thread, stub acme thread and buttress thread.

  6. UNC Thread Chart (ASME B1.1) | AmesWeb

    UNC THREAD CHART Use this UNC thread chart to look up unified coarse thread dimensions per ASME B1.1. Find major diameter, pitch diameter and minor diameter limits for both external (2A/3A) …

  7. Unified Thread Standard | AmesWeb

    Unified screw thread form, series, class, allowance, tolerance, and designation are specified in ASME B1.1 standard. General information about unified inch screw thread. - Basic profile for UN and UNR …

  8. TR knowledge base | Thread conversion table

    Table showing nearest thread equivalents - Metric, Metric Fine, BSW, UNC, UNF.

  9. Thread Data Charts-UNEF Screw Threads per ANSI B1.1

    May 16, 2016 · UNEF Unified National Extra Fine Screw Thread per ANSI B1.1 screw thread date chart. This is one of three graded series.

  10. Roll Form Tap Drill Chart & Calculator | AmesWeb

    Roll form (thread forming) tap drill calculator and chart for Unified threads. Select thread size, % of full thread and drill oversize to get recommended drill bit and hole size before forming.