Standard thread pitch explanations and a chart showing number of threads per inch for National Coarse, National Fine and 8 Pitch threads.

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.

Standard Coarse 0.125 0.250 0.250 0.300 0.350 0.350 0.400 0.450 0.450 0.450 0.500 0.600 0.700 0.800 1.000 1.000 1.250 1.500 1.750 2.000 2.000 2.500 2.500 2.500 3.000 ...

UNC thread chart per ASME B1.1: external and internal unified coarse thread dimensions — major, pitch, and minor diameters (inch).

Thread Pitch Chart Thread Pitch Chart Standard thread pitch explanations and a chart showing number of threads per inch for National Coarse, National Fine and 8 Pitch threads.

METRIC THREAD CHART Metric thread chart according to ASME B1.13M M Profile thread standard. ... General Note: All dimensions are in millimeters. Supplements: Thread calculators and charts ISO …

UNF THREAD CHART UNF thread chart according to ASME B1.1 standard. ... General Note: All dimensions expressed in inches. Supplements: Thread calculators and charts ASME UN screw …

Comprehensive BSP thread chart (BSPP & BSPT) with Whitworth 55° thread form per ISO 228 and ISO 7. Includes pitch, major, pitch, and minor diameters in millimeters for all BSP pipe thread sizes.

Metric internal thread dimensions chart per ASME B1.13M (M profile): minor (D1), pitch (D2) and major (D) diameters for common sizes. Interactive calculator included. All values in millimeters.

NPT THREAD CHART NPT Thread Chart for basic dimensions of general purpose NPT pipe threads (inch) according to ANSI/ASME B1.20.1 standard. American National Standard Taper Pipe Thread …