美制螺纹对照表.pdf

《美制螺纹对照表.pdf》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、美制螺纹尺寸表单位：mm外螺纹内螺纹公称螺纹牙牙螺公差螺纹外径螺纹中径螺纹小径公差螺纹小径螺纹中径螺纹外径钻孔直径规格数高距代号MaxMinMaxMinMax代号MinMaxMinMaxMin直径0.073（#1）1-64UNC640.2360.3972A1.838961.742441.582421.531621.366522B1.424941.582421.597661.66371.85421.3971.8543A1.85421.757681.597661.559561.381763B1.424941.582421.597661

2、.645921.85421.3971-72UNF720.210.3532A1.838961.750061.610361.56211.419862B1.47321.61291.62561.68911.85421.51133A1.85421.76531.62561.590041.43513B1.47321.61291.62561.673861.85421.51130.086(#2)2-56UNC560.2710.4542A2.169162.065021.874521.821181.630682B1.694181.871981.8897

3、61.960882.18441.70182.1843A2.18442.080261.889761.849121.645923B1.694181.871981.889761.94312.18441.70182-64UNF640.2360.3972A2.169162.072641.912621.861821.696722B1.755141.912621.927861.996442.18441.7783A2.18442.087881.927861.889761.711963B1.755141.912621.927861.978662.1

4、8441.7780.099(3#))3-48UNC480.3150.5292A2.496822.382522.153922.09551.864362B1.940562.14632.17172.24792.51461.99392.5153A2.51462.40032.17172.128521.882143B1.940562.14632.17172.227582.51461.99393-56UNF560.2710.4542A2.496822.392682.202182.14631.958342B2.024382.19712.21996

5、2.291082.51462.05743A2.51462.410462.219962.179321.976123B2.024382.19712.219962.27332.51462.05740.112(#4)4-40UNC400.3780.6352A2.824482.694942.4132.34952.067562B2.156462.385062.433322.517142.84482.18442.8453A2.84482.715262.433322.385062.087883B2.156462.385062.433322.494

6、282.84482.18444-48UNF480.3150.5292A2.827022.712722.484122.423162.194562B2.270762.458722.50192.580642.84482.26063A2.84482.73052.50192.456182.212343B2.270762.458722.50192.560322.84482.26060.125(#5)5-40UNC400.3780.6352A3.154683.025142.74322.677162.397762B2.486662.697482.

7、763522.847343.1752.52733.1753A3.1753.045462.763522.715262.418083B2.486662.697482.763522.827023.1752.52735-44UNF440.3440.5772A3.157223.03532.78132.71782.468882B2.550162.740662.799082.880363.1752.57813A3.1753.053082.799082.750822.486663B2.550162.740662.545082.860043.175

8、2.57810.138(#6）6-32UNC320.4720.7942A3.484883.332482.969262.898142.542B2.64162.89562.989583.083563.50522.70513.5053A3.50523.3