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  1. Unified Threads (UNC/UNF/UNEF): Dimensions

    • Find the dimensions, formulas, and charts for UNC, UNF, and UNEF threads. Learn how to designate, calculate, and compare different thread series and classes.… See more

    List of Charts

    * Easy access to all the data charts that appear on this page 1. List of Symbols 2. Designation Examples 3. Possible Diameter/Pitch combinations. 4. UNC Series – Ba… See more

    Machining Doctor
    Overview

    The Unified Thread Standard (UTS) defines a 60° thread form in Inch dimensions as described … See more

    Machining Doctor
    Designation

    Diameter: 1. From 1/4″ and above the diameters are given in inch fractions. For example 1/4″, 3/4″, 1 1/4″. 2. Below 1/4″ the diameters are given by a series of numbers from #0 to … See more

    Machining Doctor
    Possible Combinations

    The charts below show all the possible thread combinations that are defined in ASTM B1.1 1. UNC– Unified Inch CoarseThread Series 2. UNF – Unified Inch Fine Threa… See more

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  1. UNC and UNF - Unified Coarce and Unified Fine Inch Threads

  2. Thread Chart (UNF-UNC) - Major and Minor Diameters

    May 16, 2022 · Find the dimensions of UNF and UNC threads per inch, including the basic major and minor diameters for external and internal threads. Learn the basics of UNF and UNC threads, thread fit, and how to download the full …

  3. ANSI External Screw Threads Size Tolerances Chart

    95 rows · ANSI/ ASME EXTERNAL Screw Thread Size Chart. All units are in …

  4. UNC THREAD CHART - Amesweb

  5. Thread Data Charts-UNC Screw Thread per ANSI B1.1

    39 rows · May 16, 2016 · Unified National Coarse Screw Thread per ANSI B1.1 screw thread date chart. The Nominal Major Diameter and Threads-per-inch (Pitch) are defined by ANSI/ASME B1.1 and are the choices for the customary …

  6. UNC and UNF Thread Chart PDF (Dimensions, …

    Feb 23, 2024 · Download and use the UNC and UNF thread chart PDF to find the dimensions, specifications, and conversions of screw threads in inches and millimeters. Learn how to read and use the chart for design and machining …

  7. Unified Inch Screw Thread (UN UNC UNF UNEF)

  8. 1 - 8 UNC : Thread Dimensions (Machining Doctor)