美制螺纹对照表1180063

美美制制内内外外螺螺纹纹尺尺寸寸查查询询表表 螺螺 纹纹 规规 格格外外 螺螺 纹纹内内 螺螺 纹纹 公公称称螺螺纹纹牙牙牙牙螺螺 公公差差螺螺纹纹外外径径螺螺纹纹中中径径螺螺纹纹小小径径 公公差差 直直径径规规格格数数高高距距代代号号MaxMaxMinMinMaxMaxMinMinMaxMax代代号号 .073（#1） 1.854 1-64UNC640.2360.397 2A1.838961.742441.582421.531621.366522B 3A1.85421.757681.597661.559561.381763B 1-72UNF720.2100.353 2A1.838961.750061.610361.56211.419862B 3A1.85421.76531.62561.5901.43513B .086(#2) 2.184 2-56UNC560.2710.454 2A2.169162.065021.874521.821181.630682B 3A2.18442.080261.889761.849121.645923B 2-64UNF640.2360.397 2A2.169162.072641.912621.861821.696722B 3A2.18442.087881.927861.889761.711963B .099(3#) 2.515 3-48UNC480.3150.529 2A2.496822.382522.153922.09551.864362B 3A2.51462.40032.17172.128521.882143B 3-56UNF560.2710.454 2A2.496822.392682.202182.14631.958342B 3A2.51462.410462.219962.179321.976123B .112(#4) 2.845 4-40UNC400.3780.635 2A2.824482.694942.4132.34952.067562B 3A2.84482.715262.433322.385062.087883B 4-48UNF480.3150.529 2A2.827022.712722.484122.423162.194562B 3A2.84482.73052.50192.456182.212343B .125(#5) 3.175 5-40UNC400.3780.635 2A3.154683.025142.74322.677162.397762B 3A3.1753.045462.763522.715262.418083B 5-44UNF440.3440.577 2A3.157223.03532.78132.71782.468882B 3A3.1753.053082.799082.750822.486663B .138(#6） 3.5052 6-32UNC320.4720.794 2A3.484883.332482.969262.898142.542B 3A3.50523.35282.989582.936242.560323B 6-40UNF400.3780.635 2A3.484883.355343.07343.007362.727962B 3A3.50523.375663.093723.042922.748283B .164（#8） 4.166 8-32UNC320.4720.784 2A4.142743.990343.627123.553463.197862B 3A4.16564.01323.649983.59413.220723B 8-36UNF360.4210.706 2A4.145284.005583.688083.616963.304542B 3A4.16564.02593.70843.655063.324863B .19（#10） 4.826 10-24UNC240.631.058 2A4.80064.617724.112264.028443.540762B 3A4.8264.643124.137664.074163.566163B 10-28UNS280.540.9072A4.80064.63554.211324.12753.718562B 10-32UNF320.4720.784 2A4.803144.650744.287524.211323.858262B 3A4.8264.67364.310384.251963.881123B 10-36UNS360.4210.7062A4.803144.663444.345944.269743.96242B 10-40UNS400.3780.6352A4.803144.67364.391664.3184.043682B 10-48UNS480.3150.5292A4.805684.691384.462784.396744.175762B 10-56UNS560.2710.4542A4.808224.704084.513584.450084.269742B .216（#12 ）5.486 12-24UNC240.631.058 2A5.4615.278124.772664.68634.201162B 3A5.48645.303524.798064.732024.226563B 12-28UNF280.540.907 2A5.4615.29594.871724.790444.378962B 3A5.48645.32134.897124.836164.404363B 12-32UNEF320.4720.784 2A5.463545.311144.947924.869184.518662B 3A5.48645.3344.970784.909824.541523B 12-36UNS360.4210.7062A5.463545.323845.006344.930144.879342B 12-40UNS400.3780.6352A5.463545.3345.052064.97844.66092B 12-48UNS480.3150.5292A5.466085.351785.123185.057144.836162B 12-56UNS560.2710.4542A5.468625.364485.173985.110484.930142B .25 6.35 1/4-20UNC200.7561.27 1A6.322066.012185.496565.354324.810761B 2A6.322066.116325.496565.402584.810762B 3A6.356.144265.52455.453384.83873B 1/4-24UNS240.631.0582A6.322066.139185.633725.539745.062222B 1/4-27UNS270.560.9412A6.32466.154425.712465.623565.204462B 1/4-28UNF280.540.907 1A6.32466.075685.735325.608325.242561B 2A6.32466.15955.735325.65155.242562B 3A6.356.18495.760725.697225.267963B 1/4-32UNEF320.4720.784 2A6.32466.17225.808985.72775.379722B 3A6.355.68965.834385.773425.405123B 1/4-36UNS360.4210.7062A6.327146.187445.869945.79125.488942B 1/4-40UNS400.3780.6352A6.327146.19765.915665.8425.570222B 1/4-48UNS480.3150.5292A6.329686.215385.986785.91825.697222B 1/4-56UNS560.2710.5452A6.329686.225546.035045.9695.79122B .3125 7.9375 5/16-18UNC180.8411.411 1A7.907027.574286.990086.835146.228081B 2A7.907027.686046.990086.888486.228082B 3A7.93757.716527.020566.944366.258563B 5/16-20UN200.7561.27 2A7.907027.701287.081526.979926.395722B 3A7.93757.731767.1127.03586.42623B 5/16-24240.631.058 1A79095.67.635247.221227.081526.649721B 2A7.909567.726687.221227.127246.649722B 3A7.93757.754627.249167.180586.677663B 5/8-27UNS270.560.9412A7.91217.741927.299967.211066.791962B 5/8-28UN280.540.907 2A7.91217.7477.322827.236466.830062B 3A7.93757.77247.348227.282186.855463B 5/8-32UNEF320.4720.784 2A7.91217.75977.31527.31526.967222B 3A7.93757.78517.360927.360926.992623B 5/8-36UNS360.4210.7062A7.914647.774947.457445.32137.07392B 5/8-40UNS400.3780.6352A7.914647.78517.503167.42957.157722B 5/8-48UNS40.31 0.3150.5292A7.917187.802887.574287.50577.287262B .325 8.255 3/8-16UNC180.8411.411 1A9.491989.13138.460748.295647.599681B 2A9.491989.253228.460748.348987.599682B 3A9.5259.286248.493768.409947.63273B 3/8-18UNS180.8411.4112A9.491989.2718.575048.465827.813042B 3/8-20UN200.7561.27 2A9.494529.288788.669028.564887.983222B 3A9.5259.319268.69958.620768.01373B 3/8-24UNF240.631.058 1A9.497069.222748.808728.663948.237221B 2A9.497069.314188.808728.71228.237222B 3A9.5259.342128.836668.7638.265163B 3/8-27UNS270.560.9412A9.497069.326888.884928.793488.376922B 3/8-28UN280.540.907 2A9.497069.331968.907788.816348.415022B 3A9.5259.35998.935728.867148.442963B .216（#12 ）5.486 3/8-32UNEF320.4720.784 2A8.569969.34728.983988.897628.554722B 3A9.5259.37269.009388.945888.580123B 3/8-36UNS360.4210.7062A9.49969.35999.04248.961128.658862B 3/8-40UNC400.3780.6352A9.502149.37269.090669.011928.745222B .39 9.9060.390-27UNS270.560.9412A9.878069.707889.265929.174488.757922B .4375 11.113 7/16-14UNC141.0811.814 1A11.07694 10.68324 9.898389.718048.917941B 2A11.07694 10.81532 9.898389.7798.917942B 3A11.1125 10.85088 9.933949.845048.95353B 7/16-16UNS160.861.588 2A11.07694 10.83818 10.04579.928869.184642B 3A11.06678 10.87374 10.081269.99499.22023B 7/16-18UNS180.8411.4112A11.07948 10.8585 10.16254 10.05332 9.400542B 7/16-20UNF200.7561.27 1A11.07948 10.7696 10.93978 10.09659.568181B 2A11.07948 10.87374 10.93978 10.14739.568182B 3A11.1125 10.90676 10.3124 10.208269.60123B 7/16-24UNS240.631.0582A11.08456 10.90168 10.39622 10.29979.824722B 7/16-27UNS270.560.9412A11.08456 10.91438 10.47242 10.38098 9.964422B 7/16-28UNEF280.540.907 2A11.08456 10.91946 10.49528 10.40384 10.002522B 3A11.112510.9474 8.672322 10.45464 10.030463B 7/16-32UN320.4720.784 2A11.087110.9347 10.57148 10.48512 10.142222B 3A11.112510.9601 10.59688 10.53338 10.167623B .500 12.7 1/2-13UNC131.1631.954 1A12.6619 12.24788 11.3919 11.20394 10.259061B 2A12.6619 12.38504 11.391911.2649 10.335262B 3A12.712.4231411.4311.33602 10.373363B 1/2-12UNS121.262.117 2A12.65936 12.3698 11.28522 11.14806 10.139682B 3A12.712.41044 11.32586 11.22426 10.180323B 1/2-14UNS141.0811.8142A12.6619 12.40028 11.48334 11.35634 10.50292B 1/2-16UNS160.861.588 2A12.66444 12.42568 11.6332 11.51382 10.772142B 3A13.20812.46124 11.66876 11.57986 10.80773B 1/2-18UNS180.8411.4112A12.6669812.44611.75004 11.63828 10.988042B 1/2-20UNF200.7561.27 1A12.66698 12.3571 11.84148 11.67892 12.527281B 2A12.66698 12.46124 11.84148 11.73226 12.527282B 3A12.712.49426 11.8745 11.79322 11.191243B 1/2-24UNS240.631.0582A12.66952 12.48664 11.98118 11.88212 11.409682B 1/2-27UNS270.560.9412A12.67206 12.50188 12.05992 11.96594 11.551922B 1/2-28UNEF280.540.907 2A12.67206 12.50696 12.08278 11.9888 11.590022B 3A12.712.5349 12.11072 12.0396 11.617963B 1/2-32UN320.4720.784 2A12.674612.5222 12.15898 12.07008 11.729722B 3A12.712.5476 12.18438 12.11834 11.755123B .5625 14.288 9/16-12UNC121.262.117 1A14.24686 13.80998 12.87272 12.6746 11.727181B 2A14.24686 13.9573 12.87272 12.74064 11.727182B 3A14.2875 13.99794 12.91336 12.8143 11.767823B 9/16-14UNS141.0811.8142A14.2494 13.98778 13.07084 12.94384 12.09042B 9/16-16UN160.861.588 2A14.25194 14.01318 13.2207 13.10132 12.359642B 3A14.2875 14.04874 13.25626 13.16736 12.39523B 9/16-18UNF180.8411.411 1A14.25194 13.919213.33513.1622812.5731B 2A14.25981 14.0309613.33513.220712.5732B 3A14.2875 14.06652 13.37056 13.2842 12.608563B 9/16-20UN200.7561.27 2A14.25448 14.04874 13.42898 13.3223 12.743182B .325 8.255 3A14.2875 14.0817613.46213.38072 12.77623B 9/16-24UNEF240.631.058 2A14.25702 14.07414 13.56868 13.46962 12.997182B 3A14.2875 14.10462 13.59916 13.5255 13.027663B 9/16-27UNS270.560.9412A14.25956 14.08938 13.64742 13.55344 13.139422B 9/16-28UN280.540.907 2A14.25956 14.09446 13.67028 13.5763 13.177522B 3A14.287514.1224 13.69822 13.6271 13.205463B 9/16-32UN320.4720.784 2A14.262114.1097 13.74648 13.65758 13.317222B 3A14.287514.1351 13.77188 13.70584 13.342623B .625 15.875 5/8-11UNC111.3752.309 1A15.83436 15.37208 14.33576 14.12494 13.086081B 2A15.83436 15.52702 14.33576 14.19606 13.086082B 3A15.87515.56766 14.3764 14.27226 13.126723B 5/8-12UN121.262.117 2A15.83436 15.5448 14.46022 14.32306 13.314682B 3A15.87515.58544 14.50086 14.39672 13.355323B 5/8-14UNS141.0811.8142A15.8369 15.57528 14.65834 14.528813.67792B 5/8-16UN160.861.588 2A15.83944 15.60068 14.8082 14.68628 13.947142B 3A15.87515.63624 14.84376 14.75232 13.98273B 5/8-18UNF180.8411.411 1A15.83944 15.506714.922514.744714.16051B 2A15.83944 15.61846 14.9225 14.80312 14.16052B 3A15.87515.60322 14.95806 14.86916 14.196063B 5/8-16UN200.7561.27 2A15.84198 15.63624 15.01648 14.90726 14.330682B 3A15.87515.66926 15.0495 14.96822 14.36373B 5/8-24UNEF240.631.058 2A15.84452 15.66164 15.15618 15.05458 14.584682B 3A15.87515.69212 15.18666 15.11046 14.615163B 5/8-27UNS270.560.9412A15.84706 15.67688 15.23492 15.1384 14.726922B 5/8-28UN280.540.907 2A15.84706 15.68196 15.25778 15.16126 14.765022B 3A15.87515.7099 15.28572 15.2146 14.792963B 5/8-32UN320.4720.784 2A15.84706 15.69466 15.3314415.2414.902182B 3A15.87515.7226 15.35938 15.2908 14.930123B .6875 17.463 11/16-12UN121.262.117 2A17.42186 17.1323 16.04772 15.91056 14.902182B 3A17.4625 17.17294 16.08836 15.98422 14.942823B 11/16-16UN160.861.588 2A17.42694 17.18818 16.3957 16.27378 15.534642B 3A17.4625 17.22374 16.43126 16.33982 15.57023B 11/16-20UN200.7561.27 2A17.42948 17.22374 16.60398 16.49476 15.918182B 3A17.4625 17.2567616.63716.55572 15.95123B 11/16-24UNEF240.631.058 2A17.43202 17.24914 16.74368 16.64208 16.172182B 3A9.842517.27962 16.77416 16.69796 16.30683B 11/16-28UN280.540.907 2A17.43456 17.26946 16.84528 16.74876 16.48462B 3A17.462517.2974 16.87322 16.802116.48463B 11/16-32UN320.4720.794 2A17.43456 17.28216 16.91894 16.8275 16.489682B 3A17.462517.3101 16.94688 16.8783 16.517623B .75 19.05 3/4-10UNC101.5132.54 1A19.00428 18.51152 17.35328 17.12976 15.979141B 2A19.00428 18.67662 17.35328 17.20342 15.979142B 3A19.0518.7223417.39917.28724 16.024863B 3/4-12UN121.262.1172A19.00682 18.71726 17.63268 17.49298 16.487142B 3A19.0518.76044 17.67586 17.57172 16.530323B 3/4-14UNS141.0811.8142A19.0119 18.75028 17.83334 17.703816.59892B 3/4-16UNF160.861.588 1A19.0119 18.65122 17.98066 17.79016 17.11961B 2A19.0119 18.77314 17.98066 17.85366 17.11962B .5625 14.288 9/16-20UN200.7561.27 3A19.0518.81124 18.01876 17.92224 17.15773B 3/4-18UNS180.8411.4112A19.01444 18.79346 18.3261 17.98066 17.33552B 3/4-20UNEF200.7561.27 2A19.01698 18.81124 18.19148 18.07972 17.505682B 3A19.0518.84426 18.2245 18.14068 17.53873B 3/4-24UNEF240.631.058 2A19.01952 18.83664 18.33118 18.22704 17.759682B 3A19.01952 18.84934 18.40738 18.30832 17.899383B 3/4-28UN280.540.907 2A19.01952 18.85442 18.43024 18.33372 17.937482B 3A19.0518.8849 18.46072 18.38706 17.967963B 3/4-32UN320.4720.784 2A19.02206 18.86966 18.5064418.41518.077182B 3A19.0518.8976 18.53438 18.4658 18.105123B .8125 20.638 13/16-10UNC101.5132.54 2A20.59178 20.26412 18.9865 18.83664 17.612362B 3A20.6375 20.30984 19.03222 18.92046 17.520923B 13/16-12UN121.262.117 2A20.59432 20.30476 19.22018 19.08048 18.201642B 3A20.6375 20.34794 19.26336 19.15922 18.117823B 13/16-16UN160.861.588 2A20.5994 20.36064 19.56816 19.443718.70712B 3A20.6375 20.39874 19.60626 19.51482 18.74523B 13/16-20UNEF200.7561.27 2A20.60448 20.39874 19.77898 19.66722 19.093182B 3A20.6375 20.4317619.81219.72818 19.12623B 13/16-28UN280.540.907 2A20.60702 20.44192 20.01774 19.92122 19.524982B 3A20.637520.4216 20.04822 19.97456 19.555463B 13/16-32UN320.4720.784 2A20.60956 20.45716 20.09394 20.0025 19.664682B 3A20.637520.4851 20.12188 20.0533 19.692623B .875 22.225 7/8-9UNC91.682.822 1A22.17674 21.64842 20.34286 20.10156 18.816321B 2A22.17674 21.82368 20.34286 20.18284 18.816322B 3A22.22521.87194 20.39112 20.27174 18.864583B 7/8-10UNS101.5132.542A22.17928 21.85162 20.52828 20.37588 19.156682B 7/8-12UN121.262.117 2A22.18182 21.89226 20.80768 20.66798 19.662142B 3A22.22521.93544 20.85086 20.74672 19.705323B 7/8-14UNF141.0811.814 1A22.18436 21.79066 21.0058 20.80006 20.025361B 2A22.18436 21.92274 21.0058 20.86864 20.025362B 3A22.22521.96338 21.04644 20.942320.0663B 7/8-16UN160.861.588 2A22.1869 21.94814 21.15566 21.031220.0662B 3A22.22521.98624 21.19376 21.10232 20.33273B 7/8-18UNS180.8411.4112A22.18944 21.96846 21.2725 21.15566 20.51052B 7/8-20UNEF200.7561.27 2A22.19198 21.98624 21.36648 21.25472 20.680682B 3A22.22522.01926 21.3995 21.31568 20.71373B 7/8-24UNS240.631.0582A22.19452 22.01164 21.50618 21.40204 20.934682B 7/8-27UNS270.560.9412A22.19452 22.02434 21.58238 21.48332 21.074382B 7/8-28UN280.540.907 2A22.19452 22.02942 21.60524 21.50872 21.112482B 3A22.22522.0599 21.63572 21.56206 21.142963B 7/8-32UN320.4720.784 2A22.19706 22.04466 21.6814421.5921.252182B 3A22.22522.0726 21.70938 21.6408 21.280123B 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24.9174 23.90394 23.75662 22.83461B 2A25.35428 25.06472 23.90394 23.83028 22.83462B 3A25.425.11044 24.02586 23.9141 22.880323B 1-8-14UNF141.0811.814 1A25.35682 24.96566 24.17826 23.9649 23.195281B 2A25.35682 25.0952 24.17826 24.03602 23.195282B 3A25.425.13838 24.22144 24.11476 23.238463B 7/8-16UN160.861.588 2A25.3619 25.12314 24.33066 24.20366 23.46962B 3A25.425.16124 24.36876 24.27478 23.50773B 1-8-18UNS180.8411.4112A25.36444 25.14346 24.4475 24.32812 23.68552B 1-8-20UNEF200.7561.27 2A25.36444 25.1587 25.30094 24.42464 23.853142B 3A25.425.19426 24.5745 24.48814 23.88873B 1-8-24UNS240.631.0582A25.36698 25.1841 24.67864 24.57196 24.107142B 1-8-27UNS270.560.9412A25.36952 25.19934 24.75738 24.65578 24.249382B 1-8-28UN280.540.907 2A25.36952 25.20442 24.78024 24.67864 24.287482B 3A25.425.2349 24.81072 24.73452 24.317963B 1-8-32UN320.4720.784 2A25.37206 25.21966 24.85644 24.75992 24.427182B 3A25.425.2476 24.88438 24.81326 24.455123B 1.0625 26.788 1-1/16UNC 81.893.175 2A26.936726.5557 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