11.7. Предельные размеры среднего диаметра резьбы - внутренняя резьба

Метрическая резьба ISO

Номинальный размер MНоминальный размер MF6H min6H max6G min6G max
M21,7401,8301,7591,849
M 2,21,9082,0031,9282,023
M 2,52,2082,3032,2282,323
M32,6752,7752,6952,795
M 3,53,1103,2223,1313,243
M43,5453,6633,5673,685
M 4x0,53,6753,7753,6953,795
M 4,54,0134,1314,0354,153
M54,4804,6054,5044,629
M 5x0,54,6754,7754,6954,795
M65,3505,5005,3765,526
M 6x0,755,5135,6455,5355,667
M76,3506,5006,3766,526
M87,1887,3487,2167,376
M 8x0,757,5137,6457,5357,667
M 8x17,3507,5007,3767,526
M98,1888,3488,2168,376
M 109,0269,2069,0589,238
M 10x0,759,5139,6459,5359,667
M 10x19,3509,5009,3769,526
M 10x1,259,1889,3489,2169,376
M 1210,86311,06310,89711,097
M 12x111,35011,51011,37611,536
M 12x1,2511,18811,36811,21611,396
M 12x1,511,02611,21611,05811,248
M 1412,70112,91312,73912,951
M 14x1,513,02613,21613,05813,248
M 1614,70114,91314,73914,951
M 16x1,515,02615,21615,05815,248
M 1816,37616,60016,41816,642
M 18x1,517,02617,21617,05817,248
M 2018,37618,60018,41818,642
M 20x1,519,02619,21619,05819,248
M 20x218,70118,91318,73918,951
M 2220,37620,60020,41820,642
M 22x1,521,02621,21621,05821,248
M 2422,05122,31622,09922,364
M 24x1,523,02623,22623,05823,258
M 24x222,70122,92522,73922,963
M 26x1,525,02625,22625,05825,258
M 2725,05125,31625,09925,364
M 27x1,526,02626,22626,05826,258
M 27x225,70125,92525,73925,963
M 28x1,527,02627,22627,05827,258
M 3027,72728,00727,78028,060
M 30x1,529,02629,22629,05829,258
M 30x228,70128,92528,73928,963
M 32x1,531,02631,22631,05831,258
M 32x230,70130,92530,73930,963
M 3330,72731,00730,78031,060
M 33x1,532,02632,22632,05832,258
M 33x231,70131,92531,73931,963
M 3633,40233,70233,46233,762
M 36x1,535,02635,22635,05835,258
M 36x234,70134,92534,73934,963
M 36x334,05134,31634,09934,364
M 3936,40236,70236,46236,762
M 39x1,538,02638,22638,05838,258
M 39x237,70137,92537,73937,963
M 39x337,05137,31637,09937,364
M 40x1,539,02639,22639,05839,258
M 4239,07739,39239,14039,455
M 42x1,541,02641,22641,05841,258
M 42x240,70140,92540,73940,963
M 42x340,05140,31640,09940,364
M 4542,07742,39242,14042,455
M 45x1,544,02644,22644,05844,258
M 45x243,70143,92543,73943,963
M 45x343,05143,31643,09943,364
M 4844,75245,08744,82345,158
M 48x1,547,02647,23847,05847,270
M 48x246,70146,93746,73946,975
M 48x346,05146,33146,09946,379
M 5248,75249,08748,82349,158
M 52x250,70150,93750,73950,975
M 52x350,05150,33150,09950,379

Американская унифицированная резьба UNC и UNF

UNCUNF2B / 3B min2B max3B max
No 5 - 402,7642,8472,827
No 5 - 442,7992,8802,860
No 6 - 322,9903,0843,058
No 6 - 403,0943,1803,157
No 8 - 323,6503,7463,721
No 8 - 363,7083,8003,777
No 10 - 244,1384,2474,219
No 10 - 324,3104,4094,384
No 12 - 244,7984,9104,882
No 12 - 284,8975,0044,976
1/4 - 205,5245,6485,616
1/4 - 285,7615,8705,842
5/16 - 187,0217,1557,120
5/16 - 247,2497,3717,341
3/8 - 168,4948,6398,603
3/8 - 248,8378,9618,931
7/16 - 149,93410,08910,051
7/16 - 2010,28710,42410,391
1/2 - 1311,43011,59511,552
1/2 - 2011,87412,01711,981
9/16 - 1212,91313,08613,043
9/16 - 1813,37113,52013,482
5/8 - 1114,37614,55914,514
5/8 - 1814,95815,11015,072
3/4 - 1017,39917,59517,544
3/4 - 1618,01918,18418,143
7/8 - 920,39120,59920,546
7/8 - 1421,02621,22421,181
1 - 823,33823,56123,505
1 - 1224,02621,22424,171
1.1/8 - 726,21826,45726,398
1.1/8 - 1227,20121,22427,351
1.1/4 - 729,39329,63729,576
1.1/4 - 1230,37624,21930,528
1.3/8 - 632,17432,43832,372
1.3/8 - 1233,55127,39933,706
1.1/2 - 635,34935,61635,550
1.1/2 - 1236,72636,93736,886
1.3/4 - 541,15141,44541,372
2 - 4.1/247,13547,45047,371

Трубная резьба Уитворта G

Номинальный размерminmax
G-1/16"7,1427,249
G-1/8"9,1479,254
G-1/4"12,30112,426
G-3/8"15,80615,931
G-1/2"19,79319,935
G-5/8"21,74921,891
G-3/4"25,27925,421
G-7/8"29,03929,181
G-1"31,77031,950
G-1.1/8"36,41836,598
G-1.1/4"40,43140,611
G-1.3/8"42,84443,024
G-1.1/2"46,32446,504
G-1.3/4"52,26752,447
G-2"58,13558,315