UNC (Imperial) Thread Sizes (Generally used in the USA) 1/4″-20 5/16″-18 3/8″-16 Most common size in USA Metric Thread Sizes (Generally used outside of the USA) M8 M10 Most common size outside of the USA M6 Download and print this PDF as ‘a guide’ for measuring the threads of your existing table feet. 126 Technical 81-59% Theoretical Percentage of Thread Tap Size dec Fract Wire/ Let mm Theor % 3-48 0.0772 1.960 81 3-48 0.0776 1.970 79 3-48 0.0780 5/64 1.980 78 1 1/8-7 unc 7 1.1250 1.0322 .9497 .9704 63/64 1 1/8-12 unf 12 1.1250 1.0709 1.0228 1.0348 1 3/64 1 1/4-7 unc 7 1.2500 1.1572 1.0747 1.0954 1 7/64 1 3/8-6 unc 6 1.3750 1.2667 1.1705 1.1946 1 13/64 1 1/2-6 unc 6 1.5000 1.3917 1.2955 1.3196 1 11/32 1 3/4-5 unc 5 1.7500 1.6201 1.5046 1.5335 1 35/64 2-4.5 unc 4 1/2 2.0000 1.8557 1.7274 1.7594 1 25/32 10-24 (UNC No.10) or 10-32 (UNF No.10) The basic profile of all UTS threads (UNC and … Fine Thread Series 1/4 28 3274 90 in-lbs 130.9 in-lbs 3837 105.5 in-lbs 153.5 in-lbs 5/16 24 5226 180 261 6125 211 306 3/8 24 7905 27.2 ft-lbs 39.5 ft-lbs 9265 31.8 ft-lbs 46.3 ft-lbs 7/16 20 10684 43 62 12523 50 73 1/2 20 14396 66 96 16873 77 112 9/16 18 18268 94 137 21412 110 161 UNC UNIFIED NATIONAL COARSE (60º) Tap Size TPI Tapping Drill mm #2 (.086) 56 1.85 #3 (.099) 48 2.1 ... Threading Tapping Drill Size Chart. Pink shading indicates secondary sizes threads per Outside 60° (inc )) for tapping (mm) (mm) inch (T.P.I) diameter (mm) 2-64 UNF 1,90 0,40 64 2,18 3-56 UNF 2,15 0,45 56 2,51 4-48 UNF 2,40 0,53 48 2,84 6-40 UNF 2,95 0,64 40 3,51 8-36 UNF 3,55 0,71 36 4,17 10-32 UNF 4,10 0,79 32 4,83 12-28 UNF … UNC Thread ANSI B1.1 UNC - Unified Coarse Thread. %PDF-1.7
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Unc Thread Chart Unified National Coarse Thread | UNC Thread Chart Unified National Coarse Thread | UNC Thread . A coarse thread is useful, since it is less likely to cross the thread, more Cast Iron Flanges - Stud Reference Chart - The number, diameter and length of studs for cast iron flanges class 125 and 250 EN 10226 - Pipe threads where pressure tight joints are made on the threads - Dimensions - Pipe threads where pressure tight joints are made on the threads - Part 1: Taper external threads and parallel internal threads All thread size chart pdf Thread diameter/height series cover markings measured by thread count per inch (TPI) applied to one diameter. stream
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8-32 unc 3,50 0,79 32 4,17 10-24 unc 3,90 1,06 24 4,83 12-24 unc 4,55 1,06 24 5,49 1/4-20 unc 5,30 1,27 20 6,35 5/16-18 unc 6,60 1,41 18 7,94 3/8-16 unc 8,00 1,59 16 9,53 7/16-14 unc 9,40 1,81 14 11,11 1/2-13 unc 10,80 1,95 13 12,70 9/16-12 unc 12,25 2,12 12 14,29 5/8-11 unc 13,50 2,31 11 15,88 3/4-10 unc 16,50 2,54 10 19,05 7/8-9 unc 19,45 2,82 9 22,23 inch Minor Dia Pitch Dia Major Dia Tap Drill Size 尺寸 Thread Designation螺紋規 格名稱 Class Min Max Min Max Min Max Basic 0.0118 30-318 UNM 2B 0.0085 0.0100 0.0098 0.0103 0.0120 0.0083 Size Gauge BRITISH No. Size Gauge Dia. Unified Screw Thread Chart, UNC, UNF, UNEF, Major Diameter, Minor Diameter, Pitch, External Thread, Internal Thread, Size from #0 to 2.5 UNC UNF UNEF 8UN NPT METRIC Dia. The Unified Thread Standard (UTS) defines a standard thread form and series along with allowances, tolerances, and designations, for screw threads commonly used in the United States and Canada. Thread Pitch in mm mm Coarse Fine Dia. d3 - Pitch diameter. inch Minor Dia Pitch Dia Major Dia Tap Drill Size 尺寸 Thread Designation螺紋規 格名稱 Class Min Max Min Max Min Max Basic 0.0118 30-318 UNM 2B 0.0085 0.0100 0.0098 0.0103 0.0120 0.0083 1 0 obj
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UNC UNF UNEF 8UN NPT METRIC Dia. There are specific thread pitches for each standard thread diameter of UNC, UNF and UNEF threads. 19 jan 2018 C AT ALOG 1 4 R P: 1-800-265-8772 F: 1-888-252-6380 www. endstream
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71.8800 - 72.4800 72.2441 - 72.2835 6 6 0 IFI 136-2002 [MTP] (18) Major Diameter (in.) UNC UNIFIED NATIONAL COARSE (60º) Tap Size TPI Tapping Drill mm #2 (.086) 56 1.85 #3 (.099) 48 2.1 ... *Taper pipe threads of improved quality are obtained when the tapping hole is ... Threading Tapping Drill Size Chart. for fasteners: UNC (coarse), UNF (fine), and 8-UN (8 thread). of Threads/Inch BA BSW BSF BSP Major Dia. Below are some of the aspects of fine and coarse threads. Const.=3W-0.86603P(found in chart) The maximun and minimum pitch diameter(E) for each class of thread can be found in machinery hand book. A chart listing the standards sizes and thread pitches with their respective thread stress areas is listed in the Fastenal Technical Reference Guide, along with a special series designated UNS. /Font <>
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GO =+ NO GO =-GO NOT GO GO NOT GO (.060) #0-80 UNF.0514 .0496 .0519 .0506 .0002 (.073) #1-64 UNC.0623 .0603 .0629 .0614 .0002 (.073) #1-72 UNF.0634 .0615 .0640 .0626 .0002 (.086) #2-56 UNC.0738 .0717 .0744 .0728 .0002 Area (sq in) Tensile Stress. Student Name: EASD TECHNOLOGY & ENGINEERING EDUCATION UNC - UNF THREAD CHART Tap size NF/NC UNF/UNC Threads per inch Basic major dia View EAHS THREAD CHART.pdf.pdf from CAD 100 at Everett Area Hs. d2 - Minor Thread diameter female. Below are some of the aspects of fine and coarse threads. Size Gauge Dia. • UNC #2 through 1-1/2 • UNF #2 through 1-1/2 • Metric Coarse M2 through M39 • Metric Fine M8 through M39 Inserts are also available in UNEF, UNS, 8UN, 12UN, 16UN, Spark Plug and Pipe Thread. In the Unified National Series the ½ inch size has 13 threads per inch, but the American Standard was 12 threads per inch. Unified Thread Plug Gages Pitch Diameter Chart NOMINAL SIZE UNIFIED PITCH DIAMETERS CLASS 2A CLASS 3A X TOL. of Threads/Inch BA BSW BSF BSP Major Dia. 6 | ALLFASTENERS t +61 (3) 9330 0555 info@studbolt.com.au ED22015 IMPERIAL & METRIC THREAD PITCH Imperial (TPI) Threads Per Inch Metric Thread Pitch Size UNC UN8 UNF BSW BSF Size Coarse Fine 1/8" 40 - 44 40 - M3 0.5 0.35 These smaller sizes are commonly referred to by the number and pitch ie. 45 0 obj
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d4 - Major diameter . W=Wire diameter. Inch mm Thread Size Comparison Chart continued from facing page. External (in) a) Minor Diameter. This is one of three graded series: UNC (Unified National Corase); UNF (Unified National Fine); and UNEF (Unified National Extra Fine). >>
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