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O型圈 - AS568 尺寸表

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    AS568是由美国汽车工程师协会(S.A.E.)发布的航空航天尺寸标准的O型圈。

    密封之家 提供的所有AS568-O型圈的尺寸公差，均符合ISO 3601-1A。

    下表列明了O型圈的内径、线径、公差和尺寸标识码，以供快速查询。

    AS568 O型圈的系列

    系列线径
    (分数)    		线径
    (英寸)    		内径范围
    (英寸)    		线径
    (mm)    		内径范围
    (mm)
    0001/160.070 ± .0030.029" ~ 5.239"
    		1.78 ± .080.74 ~ 133.07
    1003/320.103 ± .003
    		0.049" ~ 9.737"
    		2.62 ± .081.24 ~ 247.32
    2001/80.139 ± .0040.171" ~ 17.955"
    		3.53 ± .104.34 ~ 456.06
    3003/160.210 ± .0050.412" ~ 25.940"
    		5.33 ± .1310.46 ~ 658.88
    4001/40.275 ± .006
    		1.350" ~ 25.940"
    		6.99 ± .15113.67 ~ 658.88

    AS568 O型圈尺寸表:

    线径（截面直径）d2 = 1.78 ± 0.08 mm (0.070 ± .003")
    Size code Size I.D.
    (mm)     		Tol.
    (mm)     		I.D.
    (inch)     		Tol.
    (inch)
    -004 1.78 x 1.78 1.78 ±.13 0.070 ±.005
    -005 2.57 x 1.78 2.57 ±.13 0.101 ±.005
    -006 2.9 x 1.78 2.90 ±.13 0.114 ±.005
    -007 3.68 x 1.78 3.68 ±.13 0.145 ±.005
    -008 4.47 x 1.78 4.47 ±.13 0.176 ±.005
    -009 5.28 x 1.78 5.28 ±.13 0.208 ±.005
    -010 6.07 x 1.78 6.07 ±.13 0.239 ±.005
    -011 7.65 x 1.78 7.65 ±.13 0.301 ±.005
    -012 9.25 x 1.78 9.25 ±.13 0.364 ±.005
    -013 10.82 x 1.78 10.82 ±.13 0.426 ±.005
    -014 12.42 x 1.78 12.42 ±.13 0.489 ±.005
    -015 14 x 1.78 14.00 ±.18 0.551 ±.007
    -016 15.6 x 1.78 15.60 ±.23 0.614 ±.009
    -017 17.17 x 1.78 17.17 ±.23 0.676 ±.009
    -018 18.77 x 1.78 18.77 ±.23 0.739 ±.009
    -019 20.35 x 1.78 20.35 ±.23 0.801 ±.009
    -020 21.95 x 1.78 21.95 ±.23 0.864 ±.009
    -021 23.52 x 1.78 23.52 ±.23 0.926 ±.009
    -022 25.12 x 1.78 25.12 ±.25 0.989 ±.010
    -023 26.7 x 1.78 26.70 ±.25 1.051 ±.010
    -024 28.3 x 1.78 28.30 ±.25 1.114 ±.010
    -025 29.87 x 1.78 29.87 ±.28 1.176 ±.011
    -026 31.47 x 1.78 31.47 ±.28 1.239 ±.011
    -027 33.05 x 1.78 33.05 ±.28 1.301 ±.011
    -028 34.65 x 1.78 34.65 ±.33 1.364 ±.013
    -029 37.82 x 1.78 37.82 ±.33 1.489 ±.013
    -030 41 x 1.78 41.00 ±.33 1.614 ±.013
    -031 44.17 x 1.78 44.17 ±.38 1.739 ±.015
    -032 47.35 x 1.78 47.35 ±.38 1.864 ±.015
    -033 50.52 x 1.78 50.52 ±.46 1.989 ±.018
    -034 53.7 x 1.78 53.70 ±.46 2.114 ±.018
    -035 56.87 x 1.78 56.87 ±.46 2.239 ±.018
    -036 60.05 x 1.78 60.05 ±.46 2.364 ±.018
    -037 63.22 x 1.78 63.22 ±.46 2.489 ±.018
    -038 66.4 x 1.78 66.40 ±.51 2.614 ±.020
    -039 69.57 x 1.78 69.57 ±.51 2.739 ±.020
    -040 72.75 x 1.78 72.75 ±.51 2.864 ±.020
    -041 75.92 x 1.78 75.92 ±.61 2.989 ±.024
    -042 82.27 x 1.78 82.27 ±.61 3.329 ±.024
    -043 88.62 x 1.78 88.62 ±.61 3.489 ±.024
    -044 94.97 x 1.78 94.97 ±.69 3.739 ±.027
    -045 101.32 x 1.78 101.32 ±.69 3.989 ±.027
    -046 107.67 x 1.78 107.67 ±.76 4.239 ±.030
    -047 114.02 x 1.78 114.02 ±.76 4.489 ±.030
    -048 120.37 x 1.78 120.37 ±.76 4.739 ±.030
    -049 126.72 x 1.78 126.72 ±.94 4.989 ±.037
    -050 133.07 x 1.78 133.07 ±.94 5.239 ±.037

    线径（截面直径）d2 = 2.62 ± 0.08 mm (0.103 ± .003")
    Size code Size I.D.
    (mm)    		 Tol.
    (mm)    		 I.D.
    (inch)    		 Tol.
    (inch)
    -102 1.24 x 2.62 1.24 ±.13 0.049 ±.005
    -103 2.06 x 2.62 2.06 ±.13 0.081 ±.005
    -104 2.84 x 2.62 2.84 ±.13 0.112 ±.005
    -105 3.63 x 2.62 3.63 ±.13 0.143 ±.005
    -106 4.42 x 2.62 4.42 ±.13 0.174 ±.005
    -107 5.23 x 2.62 5.23 ±.13 0.206 ±.005
    -108 6.02 x 2.62 6.02 ±.13 0.237 ±.005
    -109 7.59 x 2.62 7.59 ±.13 0.299 ±.005
    -110 9.19 x 2.62 9.19 ±.13 0.362 ±.005
    -111 10.77 x 2.62 10.77 ±.13 0.424 ±.005
    -112 12.37 x 2.62 12.37 ±.13 0.487 ±.005
    -113 13.94 x 2.62 13.94 ±.18 0.549 ±.005
    -114 15.54 x 2.62 15.54 ±.23 0.612 ±.009
    -115 17.12 x 2.62 17.12 ±.23 0.674 ±.009
    -116 18.72 x 2.62 18.72 ±.23 0.737 ±.009
    -117 20.3 x 2.62 20.30 ±.25 0.799 ±.010
    -118 21.89 x 2.62 21.89 ±.25 0.862 ±.010
    -119 23.47 x 2.62 23.47 ±.25 0.924 ±.010
    -120 25.07 x 2.62 25.07 ±.25 0.987 ±.010
    -121 26.64 x 2.62 26.64 ±.25 1.049 ±.010
    -122 28.24 x 2.62 28.24 ±.25 1.112 ±.010
    -123 29.82 x 2.62 29.82 ±.30 1.174 ±.012
    -124 31.42 x 2.62 31.42 ±.30 1.237 ±.012
    -125 32.99 x 2.62 32.99 ±.30 1.299 ±.012
    -126 34.59 x 2.62 34.59 ±.30 1.362 ±.012
    -127 36.17 x 2.62 36.17 ±.30 1.424 ±.012
    -128 37.77 x 2.62 37.77 ±.30 1.487 ±.012
    -129 39.34 x 2.62 39.34 ±.38 1.549 ±.015
    -130 40.94 x 2.62 40.94 ±.38 1.612 ±.015
    -131 42.52 x 2.62 42.52 ±.38 1.674 ±.015
    -132 44.12 x 2.62 44.12 ±.38 1.737 ±.015
    -133 45.69 x 2.62 45.69 ±.38 1.799 ±.015
    -134 47.29 x 2.62 47.29 ±.38 1.862 ±.015
    -135 48.9 x 2.62 48.90 ±.43 1.925 ±.017
    -136 50.47 x 2.62 50.47 ±.43 1.987 ±.017
    -137 52.07 x 2.62 52.07 ±.43 2.050 ±.017
    -138 53.64 x 2.62 53.64 ±.43 2.112 ±.017
    -139 55.25 x 2.62 55.25 ±.43 2.175 ±.017
    -140 56.82 x 2.62 56.82 ±.43 2.237 ±.017
    -141 58.42 x 2.62 58.42 ±.51 2.300 ±.020
    -142 59.99 x 2.62 59.99 ±.51 2.362 ±.020
    -143 61.6 x 2.62 61.60 ±.51 2.425 ±.020
    -144 63.17 x 2.62 63.17 ±.51 2.487 ±.020
    -145 64.77 x 2.62 64.77 ±.51 2.550 ±.020
    -146 66.34 x 2.62 66.34 ±.51 2.612 ±.020
    -147 67.95 x 2.62 67.95 ±.56 2.675 ±.022
    -148 69.52 x 2.62 69.52 ±.56 2.737 ±.022
    -149 71.12 x 2.62 71.12 ±.56 2.800 ±.022
    -150 72.69 x 2.62 72.69 ±.56 2.862 ±.022
    -151 75.87 x 2.62 75.87 ±.61 2.987 ±.024
    -152 82.22 x 2.62 82.22 ±.61 3.237 ±.024
    -153 88.57 x 2.62 88.57 ±.61 3.487 ±.024
    -154 94.92 x 2.62 94.92 ±.71 3.737 ±.028
    -155 101.27 x 2.62 101.27 ±.71 3.987 ±.028
    -156 107.62 x 2.62 107.62 ±.76 4.237 ±.030
    -157 113.97 x 2.62 113.97 ±.76 4.487 ±.030
    -158 120.32 x 2.62 120.32 ±.76 4.737 ±.030
    -159 126.67 x 2.62 126.67 ±.89 4.987 ±.035
    -160 133.02 x 2.62 133.02 ±.89 5.237 ±.035
    -161 139.37 x 2.62 139.37 ±.89 5.487 ±.035
    -162 145.72 x 2.62 145.72 ±.89 5.737 ±.035
    -163 152.07 x 2.62 152.07 ±.89 5.987 ±.035
    -164 158.42 x 2.62 158.42 ±1.02 6.237 ±.040
    -165 164.77 x 2.62 164.77 ±1.02 6.487 ±.040
    -166 171.12 x 2.62 171.12 ±1.02 6.737 ±.040
    -167 177.47 x 2.62 177.47 ±1.02 6.987 ±.040
    -168 183.82 x 2.62 183.82 ±1.14 7.237 ±.045
    -169 190.17 x 2.62 190.17 ±1.14 7.487 ±.045
    -170 196.52 x 2.62 196.52 ±1.14 7.737 ±.045
    -171 202.87 x 2.62 202.87 ±1.14 7.987 ±.045
    -172 209.22 x 2.62 209.22 ±1.27 8.237 ±.050
    -173 215.57 x 2.62 215.57 ±1.27 8.487 ±.050
    -174 221.92 x 2.62 221.92 ±1.27 8.737 ±.050
    -175 228.27 x 2.62 228.27 ±1.27 8.987 ±.050
    -176 234.62 x 2.62 234.62 ±1.40 9.237 ±.055
    -177 240.97 x 2.62 240.97 ±1.40 9.487 ±.055
    -178 247.32 x 2.62 247.32 ±1.40 9.737 ±.055

    线径（截面直径）d2 = 3.53 ± 0.10 mm (0.139 ± .004")
    Size code Size
    I.D.
    (mm)
    Tol.
    (mm)
    I.D.
    (inch)
    Tol.
    (inch)
    -201 4.34 x 3.53 4.34 ±.13 0.171 ±.005
    -202 5.94 x 3.53 5.94 ±.13 0.234 ±.005
    -203 7.52 x 3.53 7.52 ±.13 0.296 ±.005
    -204 9.12 x 3.53 9.12 ±.13 0.359 ±.005
    -205 10.69 x 3.53 10.69 ±.13 0.421 ±.005
    -206 12.29 x 3.53 12.29 ±.13 0.484 ±.005
    -207 13.87 x 3.53 13.87 ±.18 0.546 ±.007
    -208 15.47 x 3.53 15.47 ±.23 0.609 ±.009
    -209 17.04 x 3.53 17.04 ±.23 0.671 ±.009
    -210 18.64 x 3.53 18.64 ±.25 0.734 ±.010
    -211 20.22 x 3.53 20.22 ±.25 0.796 ±.010
    -212 21.82 x 3.53 21.82 ±.25 0.859 ±.010
    -213 23.39 x 3.53 23.39 ±.25 0.921 ±.010
    -214 24.99 x 3.53 24.99 ±.25 0.984 ±.010
    -215 26.57 x 3.53 26.57 ±.25 1.046 ±.010
    -216 28.17 x 3.53 28.17 ±.30 1.109 ±.012
    -217 29.74 x 3.53 29.74 ±.30 1.171 ±.012
    -218 31.34 x 3.53 31.34 ±.30 1.234 ±.012
    -219 32.92 x 3.53 32.92 ±.30 1.296 ±.012
    -220 34.52 x 3.53 34.52 ±.30 1.359 ±.012
    -221 36.09 x 3.53 36.09 ±.30 1.421 ±.012
    -222 37.69 x 3.53 37.69 ±.38 1.484 ±.015
    -223 40.87 x 3.53 40.87 ±.38 1.609 ±.015
    -224 44.04 x 3.53 44.04 ±.38 1.734 ±.015
    -225 47.22 x 3.53 47.22 ±.46 1.859 ±.018
    -226 50.39 x 3.53 50.39 ±.46 1.984 ±.018
    -227 53.57 x 3.53 53.57 ±.46 2.109 ±.018
    -228 56.74 x 3.53 56.74 ±.51 2.234 ±.020
    -229 59.92 x 3.53 59.92 ±.51 2.359 ±.020
    -230 63.09 x 3.53 63.09 ±.51 2.484 ±.020
    -231 66.27 x 3.53 66.27 ±.51 2.609 ±.020
    -232 69.44 x 3.53 69.44 ±.61 2.734 ±.024
    -233 72.62 x 3.53 72.62 ±.61 2.859 ±.024
    -234 75.79 x 3.53 75.79 ±.61 2.984 ±.024
    -235 78.97 x 3.53 78.97 ±.61 3.109 ±.024
    -236 82.14 x 3.53 82.14 ±.61 3.234 ±.024
    -237 85.32 x 3.53 85.32 ±.61 3.359 ±.024
    -238 88.49 x 3.53 88.49 ±.61 3.484 ±.024
    -239 91.67 x 3.53 91.67 ±.71 3.609 ±.028
    -240 94.84 x 3.53 94.84 ±.71 3.734 ±.028
    -241 98.02 x 3.53 98.02 ±.71 3.859 ±.028
    -242 101.19 x 3.53 101.19 ±.71 3.984 ±.028
    -243 104.37 x 3.53 104.37 ±.71 4.109 ±.028
    -244 107.54 x 3.53 107.54 ±.76 4.234 ±.030
    -245 110.72 x 3.53 110.72 ±.76 4.359 ±.030
    -246 113.89 x 3.53 113.89 ±.76 4.484 ±.030
    -247 117.07 x 3.53 117.07 ±.76 4.609 ±.030
    -248 120.24 x 3.53 120.24 ±.76 4.734 ±.030
    -249 123.42 x 3.53 123.42 ±.89 4.859 ±.035
    -250 126.59 x 3.53 126.59 ±.89 4.984 ±.035
    -251 129.77 x 3.53 129.77 ±.89 5.109 ±.035
    -252 132.94 x 3.53 132.94 ±.89 5.234 ±.035
    -253 136.12 x 3.53 136.12 ±.89 5.359 ±.035
    -254 139.29 x 3.53 139.29 ±.89 5.484 ±.035
    -255 142.47 x 3.53 142.47 ±.89 5.609 ±.035
    -256 145.64 x 3.53 145.64 ±.89 5.734 ±.035
    -257 148.82 x 3.53 148.82 ±.89 5.859 ±.035
    -258 151.99 x 3.53 151.99 ±.89 5.984 ±.035
    -259 158.34 x 3.53 158.34 ±1.02 6.234 ±.040
    -260 164.69 x 3.53 164.69 ±1.02 6.484 ±.040
    -261 171.04 x 3.53 171.04 ±1.02 6.734 ±.040
    -262 177.39 x 3.53 177.39 ±1.02 6.984 ±.040
    -263 183.74 x 3.53 183.74 ±1.14 7.234 ±.045
    -264 190.09 x 3.53 190.09 ±1.14 7.484 ±.045
    -265 196.44 x 3.53 196.44 ±1.14 7.734 ±.045
    -266 202.79 x 3.53 202.79 ±1.14 7.984 ±.045
    -267 209.14 x 3.53 209.14 ±1.27 8.234 ±.050
    -268 215.49 x 3.53 215.49 ±1.27 8.484 ±.050
    -269 221.84 x 3.53 221.84 ±1.27 8.734 ±.050
    -270 228.19 x 3.53 228.19 ±1.27 8.984 ±.050
    -271 234.54 x 3.53 234.54 ±1.40 9.234 ±.055
    -272 240.89 x 3.53 240.89 ±1.40 9.484 ±.055
    -273 247.24 x 3.53 247.24 ±1.40 9.734 ±.055
    -274 253.59 x 3.53 253.59 ±1.40 9.984 ±.055
    -275 266.29 x 3.53 266.29 ±1.40 10.484 ±.055
    -276 278.99 x 3.53 278.99 ±1.65 10.984 ±.065
    -277 291.69 x 3.53 291.69 ±1.65 11.484 ±.065
    -278 304.39 x 3.53 304.39 ±1.65 11.984 ±.065
    -279 329.79 x 3.53 329.79 ±1.65 12.984 ±.065
    -280 355.19 x 3.53 355.19 ±1.65 13.984 ±.065
    -281 380.59 x 3.53 380.59 ±1.65 14.984 ±.065
    -282 405.26 x 3.53 405.26 ±1.91 15.955 ±.075
    -283 430.66 x 3.53 430.66 ±2.03 16.955 ±.080
    -284 456.06 x 3.53 456.06 ±2.16 17.955 ±.085

    线径（截面直径）d2 = 5.33 ± 0.13 mm (0.210 ± .005")
    Size code Size
    I.D.
    (mm)
    Tol.
    (mm)
    I.D.
    (inch)
    Tol.
    (inch)
    -309 10.46 x 5.33 10.46 ±.13 0.412 ±.005
    -310 12.07 x 5.33 12.07 ±.13 0.475 ±.005
    -311 13.64 x 5.33 13.64 ±.18 0.537 ±.007
    -312 15.24 x 5.33 15.24 ±.23 0.600 ±.009
    -313 16.81 x 5.33 16.81 ±.23 0.662 ±.009
    -314 18.42 x 5.33 18.42 ±.25 0.725 ±.010
    -315 19.99 x 5.33 19.99 ±.25 0.787 ±.010
    -316 21.59 x 5.33 21.59 ±.25 0.850 ±.010
    -317 23.16 x 5.33 23.16 ±.25 0.912 ±.010
    -318 24.77 x 5.33 24.77 ±.25 0.975 ±.010
    -319 26.34 x 5.33 26.34 ±.25 1.037 ±.010
    -320 27.94 x 5.33 27.94 ±.30 1.100 ±.012
    -321 29.51 x 5.33 29.51 ±.30 1.162 ±.012
    -322 31.12 x 5.33 31.12 ±.30 1.225 ±.012
    -323 32.69 x 5.33 32.69 ±.30 1.287 ±.012
    -324 34.29 x 5.33 34.29 ±.30 1.350 ±.012
    -325 37.47 x 5.33 37.47 ±.38 1.475 ±.015
    -326 40.64 x 5.33 40.64 ±.38 1.600 ±.015
    -327 43.82 x 5.33 43.82 ±.38 1.725 ±.015
    -328 46.99 x 5.33 46.99 ±.38 1.850 ±.015
    -329 50.17 x 5.33 50.17 ±.46 1.975 ±.018
    -330 53.34 x 5.33 53.34 ±.46 2.100 ±.018
    -331 56.52 x 5.33 56.52 ±.46 2.225 ±.018
    -332 59.69 x 5.33 59.69 ±.46 2.350 ±.018
    -333 62.87 x 5.33 62.87 ±.51 2.475 ±.020
    -334 66.04 x 5.33 66.04 ±.51 2.600 ±.020
    -335 69.22 x 5.33 69.22 ±.51 2.725 ±.020
    -336 72.39 x 5.33 72.39 ±.51 2.850 ±.020
    -337 75.57 x 5.33 75.57 ±.61 2.975 ±.024
    -338 78.74 x 5.33 78.74 ±.61 3.100 ±.024
    -339 81.92 x 5.33 81.92 ±.61 3.225 ±.024
    -340 85.09 x 5.33 85.09 ±.61 3.350 ±.024
    -341 88.27 x 5.33 88.27 ±.61 3.475 ±.024
    -342 91.44 x 5.33 91.44 ±.71 3.600 ±.028
    -343 94.62 x 5.33 94.62 ±.71 3.725 ±.028
    -344 97.79 x 5.33 97.79 ±.71 3.850 ±.028
    -345 100.97 x 5.33 100.97 ±.71 3.975 ±.028
    -346 104.14 x 5.33 104.14 ±.71 4.100 ±.028
    -347 107.32 x 5.33 107.32 ±.76 4.225 ±.030
    -348 110.49 x 5.33 110.49 ±.76 4.350 ±.030
    -349 113.67 x 5.33 113.67 ±.76 4.475 ±.030
    -350 116.84 x 5.33 116.84 ±.76 4.600 ±.030
    -351 120.02 x 5.33 120.02 ±.76 4.725 ±.030
    -352 123.19 x 5.33 123.19 ±.76 4.850 ±.030
    -353 126.37 x 5.33 126.37 ±.94 4.975 ±.037
    -354 129.54 x 5.33 129.54 ±.94 5.100 ±.037
    -355 132.72 x 5.33 132.72 ±.94 5.225 ±.037
    -356 135.89 x 5.33 135.89 ±.94 5.350 ±.037
    -357 139.07 x 5.33 139.07 ±.94 5.475 ±.037
    -358 142.24 x 5.33 142.24 ±.94 5.600 ±.037
    -359 145.42 x 5.33 145.42 ±.94 5.725 ±.037
    -360 148.59 x 5.33 148.59 ±.94 5.850 ±.037
    -361 151.77 x 5.33 151.77 ±.94 5.975 ±.037
    -362 158.12 x 5.33 158.12 ±1.02 6.225 ±.040
    -363 164.47 x 5.33 164.47 ±1.02 6.475 ±.040
    -364 170.82 x 5.33 170.82 ±1.02 6.725 ±.040
    -365 177.17 x 5.33 177.17 ±1.02 6.975 ±.040
    -366 183.52 x 5.33 183.52 ±1.14 7.225 ±.045
    -367 189.87 x 5.33 189.87 ±1.14 7.475 ±.045
    -368 196.22 x 5.33 196.22 ±1.14 7.725 ±.045
    -369 202.57 x 5.33 202.57 ±1.14 7.975 ±.045
    -370 208.92 x 5.33 208.92 ±1.27 8.225 ±.050
    -371 215.27 x 5.33 215.27 ±1.27 8.475 ±.050
    -372 221.62 x 5.33 221.62 ±1.27 8.725 ±.050
    -373 227.97 x 5.33 227.97 ±1.27 8.975 ±.050
    -374 234.32 x 5.33 234.32 ±1.40 9.225 ±.055
    -375 240.67 x 5.33 240.67 ±1.40 9.475 ±.055
    -376 247.02 x 5.33 247.02 ±1.40 9.725 ±.055
    -377 253.37 x 5.33 253.37 ±1.40 9.975 ±.055
    -378 266.07 x 5.33 266.07 ±1.52 10.475 ±.060
    -379 278.77 x 5.33 278.77 ±1.52 10.975 ±.060
    -380 291.47 x 5.33 291.47 ±1.65 11.475 ±.065
    -381 304.17 x 5.33 304.17 ±1.65 11.975 ±.065
    -382 329.57 x 5.33 329.57 ±1.65 12.975 ±.065
    -383 354.97 x 5.33 354.97 ±1.78 13.975 ±.070
    -384 380.37 x 5.33 380.37 ±1.78 14.975 ±.070
    -385 405.26 x 5.33 405.26 ±1.91 15.955 ±.075
    -386 430.66 x 5.33 430.66 ±2.03 16.955 ±.080
    -387 456.06 x 5.33 456.06 ±2.16 17.955 ±.085
    -388 481.46 x 5.33 481.46 ±2.29 18.955 ±.090
    -389 506.86 x 5.33 506.86 ±2.41 19.955 ±.095
    -390 532.26 x 5.33 532.26 ±2.41 20.955 ±.095
    -391 557.66 x 5.33 557.66 ±2.54 21.955 ±.100
    -392 582.68 x 5.33 582.68 ±2.67 22.940 ±.105
    -393 608.08 x 5.33 608.08 ±2.79 23.940 ±.110
    -394 633.48 x 5.33 633.48 ±2.92 24.940 ±.115
    -395 658.88 x 5.33 658.88 ±3.05 25.940 ±.120

    线径（截面直径），d2 = 6.99 ± 0.15 mm (0.275 ± .006")
    Size code Size
    I.D.
    (mm)
    Tol.
    (mm)
    I.D.
    (inch)
    Tol.
    (inch)
    -425 113.67 x 6.99 113.67 ±.84 4.475 ±.033
    -426 116.84 x 6.99 116.84 ±.84 4.600 ±.033
    -427 120.02 x 6.99 120.02 ±.84 4.725 ±.033
    -428 123.19 x 6.99 123.19 ±.84 4.850 ±.033
    -429 126.37 x 6.99 126.37 ±.94 4.975 ±.037
    -430 129.54 x 6.99 129.54 ±.94 5.100 ±.037
    -431 132.72 x 6.99 132.72 ±.94 5.225 ±.037
    -432 135.89 x 6.99 135.89 ±.94 5.350 ±.037
    -433 139.07 x 6.99 139.07 ±.94 5.475 ±.037
    -434 142.24 x 6.99 142.24 ±.94 5.600 ±.037
    -435 145.42 x 6.99 145.42 ±.94 5.725 ±.037
    -436 148.59 x 6.99 148.59 ±.94 5.850 ±.037
    -437 151.77 x 6.99 151.77 ±.94 5.975 ±.037
    -438 158.12 x 6.99 158.12 ±1.02 6.225 ±.040
    -439 164.47 x 6.99 164.47 ±1.02 6.475 ±.040
    -440 170.82 x 6.99 170.82 ±1.02 6.725 ±.040
    -441 177.17 x 6.99 177.17 ±1.02 6.975 ±.040
    -442 183.52 x 6.99 183.52 ±1.14 7.225 ±.045
    -443 189.87 x 6.99 189.87 ±1.14 7.475 ±.045
    -444 196.22 x 6.99 196.22 ±1.14 7.725 ±.045
    -445 202.57 x 6.99 202.57 ±1.14 7.975 ±.045
    -446 215.27 x 6.99 215.27 ±1.40 8.475 ±.055
    -447 227.97 x 6.99 227.97 ±1.40 8.975 ±.055
    -448 240.67 x 6.99 240.67 ±1.40 9.475 ±.055
    -449 253.37 x 6.99 253.37 ±1.40 9.975 ±.055
    -450 266.07 x 6.99 266.07 ±1.52 10.475 ±.060
    -451 278.77 x 6.99 278.77 ±1.52 10.975 ±.060
    -452 291.47 x 6.99 291.47 ±1.52 11.475 ±.060
    -453 304.17 x 6.99 304.17 ±1.52 11.975 ±.060
    -454 316.87 x 6.99 316.87 ±1.52 12.475 ±.060
    -455 329.57 x 6.99 329.57 ±1.52 12.975 ±.060
    -456 342.27 x 6.99 342.27 ±1.78 13.475 ±.070
    -457 354.97 x 6.99 354.97 ±1.78 13.975 ±.070
    -458 367.67 x 6.99 367.67 ±1.78 14.475 ±.070
    -459 380.37 x 6.99 380.37 ±1.78 14.975 ±.070
    -460 393.07 x 6.99 393.07 ±1.78 15.475 ±.070
    -461 405.26 x 6.99 405.26 ±1.91 15.955 ±.075
    -462 417.96 x 6.99 417.96 ±1.91 16.455 ±.075
    -463 430.66 x 6.99 430.66 ±2.03 16.955 ±.080
    -464 443.36 x 6.99 443.36 ±2.16 17.455 ±.085
    -465 456.06 x 6.99 456.06 ±2.16 17.955 ±.085
    -466 468.76 x 6.99 468.76 ±2.16 18.455 ±.085
    -467 481.46 x 6.99 481.46 ±2.29 18.955 ±.090
    -468 494.16 x 6.99 494.16 ±2.29 19.455 ±.090
    -469 506.86 x 6.99 506.86 ±2.41 19.955 ±.090
    -470 532.26 x 6.99 532.26 ±2.41 20.955 ±.090
    -471 557.66 x 6.99 557.66 ±2.54 21.955 ±.100
    -472 582.68 x 6.99 582.68 ±2.67 22.940 ±.105
    -473 608.08 x 6.99 608.08 ±2.79 23.940 ±.110
    -474 633.48 x 6.99 633.48 ±2.92 24.940 ±.115
    -475 658.88 x 6.99 658.88 ±3.05 25.940 ±.120

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