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The following table of hex nut dimensions was adapted from ASME B18.2.4.1M, Table 1, "Dimensions of Hex Nuts, Style 1." Dimensions refer to the basic profile in accordance with ISO 68. For a better experience, please enable JavaScript in your browser before proceeding. The following table of thread sizes for coarse and fine thread was adapted from ASME B1.1: The following equations can be used to calculate dimensions for Unified Inch threads: In the table above, dnom is nominal diameter in inches and TPI is threads per inch. Size Gauge BRITISH No. The following equations can be used to calculate dimensions for ISO metric threads. Coarse pitch threads are preferred and should be used whenever possible, as stated in ASME B1.13M. Engineering Information, Conversions and Calculations. Just type in a metric or standard size tyre and click calculate.

Bolt Thread Sizes. This table also matches the table of recommended clearance holes from ASME B18.2.3.1M. Metric Threads - Coarse Thread …

This table is used for smaller size hardware. This section contains tables of sizes for metric thread hardware. Hardware Sizes: Metric Screw Thread. NOTE: This page relies on JavaScript to format equations for proper display.

This section contains tables of sizes for metric thread hardware. Thread Pitch in mm mm Coarse Fine Dia. Stay in touch with the latest thread rolling updates here on our blog.

Plain washers come in 3 series: Regular, Narrow, and Wide. For example, a thread with a nominal diameter of 6 mm and a pitch of 1 mm is designated as "M6 x 1.". Please Note: The pitch and blank diameter calculator is intended for general information purposes only. Please enable JavaScript. Great news! The following table of thread sizes for coarse and fine pitch thread was created using the standard sizes from ASME B1.13M. The following table of hex bolt head dimensions was adapted from ASME B18.2.3.1M, Table 3, "Dimensions of Hex Cap Screws.". FED-STD-H28/2B, "Screw-Thread Standards for Federal Services," Federal Standard, 1991.

For information on bolted joints, see our bolted joint analysis reference.

Coarse pitch threads are preferred and should be used whenever possible, as stated in ASME B1.13M.

The thread equations given previously for tensile stress area and for minor area were used in constructing the table. Instructions: Choose your thread size from the drop-down menu or the slider. The thread size designation for metric thread is given as "M[dia] x [pitch]".