1、IS0 Metric Trapezoidal Screw Threads DIN c r- Ob3 25 eo 5 5: n -I %? - m- z gm 2:s ETC E mr .r ao 103 Limiting Sizes for Bolt Threads from 8 to 100mm Nominal Diameter Part 7 c E -00 O= Metrisches ISO-Trapezgewinde; Grenzmasse fur Bolzengewinde von 8 bis 100 mm Nenndurchmesser EO .- 5 i: ; -+,- u BZ
2、q 2 ts CO 3% z- arm oco WE Dimensions in mm . E x - m O m E $ - 2 t c - C - r i o z s 2 E n 2 O 9) c E 01 - o .e - 5: o S 5 3 C i - 6 m a 5 C o i 4 a U E 5% CU 50 P: rm %E t? :2 - a- =JO zu OZU z,s; c- m c= c 52 f The limiting sizes have been calculated from the nominal screw thread dimensions accor
3、ding to DIN 103 Part 4 and from the allowances and tolerances according to DIN 103 Part 3 (Preliminary Standard). For limiting sizes for nut threads, see DIN 103 Part 5 and Part 6 Bolt thread in tolerance zone position h for the outside and minor diameters, and in tolerance zone positions e and c fo
4、r the effective diameter. Continued on pages 2 to 9 Sole Sale rights of German Standards (DIN-Normen) are with Beuth Verlag GmbH. Berlin 30 and Kln 1 05.80 DIN 103 Teil 7 engl. Preisgr. 7 Vertr.-Nr. 0107 Page 2 DIN 103 Part 7 Outside diameter Nominal screw thread diameter d Effective diameter Minor
5、diameter - 6,7 29 6,191 _ -. Pitch P 7e 8e 8C 9c 9,850 Toleranc 1 zone 9,183 9.183 9,110 9,110 Minimum Tolerance Maximui dimension 1 ZCII iimensic 7.183 7e Minimun dimensioi 8.929 Maximum Minimum dimension dimension -t 5,921 7e Maximun dimensioi 1.3,905 7,013 6,971 6,898 6,845 7;183 I 7,110 7,850 1
6、: 5,868 6*200 I 5,795 8 lY5 I 4h 8,000 9,000 - 9,000 _ 10,000 10,000 11,000 1 9c I 71110 5,729 +- 6,921 I 7e I 8.183 8,013 7,971 7,898 7,845 81183 I 8,110 8,850 1 : 6,868 7200 6,795 I 4h -+-+FE 7,929 _ I- 1 4h 2 7,739 7,693 7,614 7,550 7,9 29 1 7,850 8,820 I I 9c I 7,850 I 5,975 9,013 8,971 8,898 8,
7、845 1 7.921 I 7;868 I 7.795 1 7;729 10 8,739 8,693 8,614 8,550 I 7,191 I 7,134 7500 1 7,055 1 6,975 9,739 9,69 3 9,614 9,550 1 ; 8,191 9,929 1 9,850 8,134 1 8,055 8,500 i 9c I 9,850 1 7,975 11 I 7e I 9,415 9,203 9,150 9,065 8,995 10,729 10,679 10,600 10,535 _ 1 7,150 8e 9,415 ! 8c 1 9,330 7,084 7950
8、0 6,999 11,000 9,330 -. 10,850 10,850 10,415 12,000 9,117 9500 9,038 i 8,956 12 - 10,191 10,135 10,050 9,975 1 8,135 1 8e 10,415 I 10,330 11,764 I 8c 8,065 8500 I 7,980 12,000 I 9c I 10,330 p17,886 11.179 I 7e I 12.929 12,729 12,679 12,600 12,535 11;117 11500 ! 11,038 14,000 - 14,000 - 16,000 16,000
9、 +- 12,415 I loi956 14 12,191 12,135 12,050 11,975 I 10,135 12,415 I 12,330 13,764 1 i: I 9,886 14,729 14,679 14,600 14,535 I 13,179 14,929 8e 14,929 14,850 1 1 14,850 15,820 13,117 13,500 I 13,038 1 12,956 16 13,640 13,570 13,475 13,410 I 11.074 1 10;986 11500 10.891 8e 13,905 I 13,810 15,700 I SC
10、I 10;810 9c 13,810 DIN 103 Part 7 Page 3 rolerance zone 4h 4h 4h Continued Maximum dimension 18,000 18,000 20,000 Minor diameter Maximum Minimum iimension dimension 159500 Outside diameter 141986 14,891 14,810 Effective diameter 20500 Nomin screw thr diameti d 18 20 22 _. 24 26 20,021 19,830 19,936
11、Minimum dimension 17,000 16,399 IS:; 15,985 Pitch P 2 4 Tolerance zone daximum imension Minimum limension I 15.179 7e 8e 8c 9c 16,929 16,929 16,850 16,850 16,729 16,679 16,600 16,535 15117 157500 I 15.038 17,820 +- 13,074 7e 8e 8c 9c 15,905 15,905 15,810 15,810 15,640 15,570 15,475 15,410 12;986 135
12、00 I 12,891 17,700 19,820 12;810 +,o 7e 8e 8c 9c 18,929 18,929 18,850 18,850 18,729 18,679 18,600 18,535 17;117 17500 1 17.038 2 I 16;956 -f- - 7e 8e 8c 9c 17,905 17,905 17,810 17,810 17,640 17,570 17,475 17,410 I 15.074 20,000 _ . 4h I 4h i 22ooo 19,700 4 7e 8e 8c 9c 20,415 20,415 20,330 20,330 20,
13、191 20,135 20,050 19,975 18;065 181500 1 17.980 21,764 17;886 16,044 7e 8e 8c 9c 7e 8e 8c 9c 7e 8e 8c 9c .- ._ - - 19,394 19,394 19,288 19,288 19,114 19,039 18,933 18,838 4h 1 22,000 -l. 4h I 22,000 .- + - I I 21,665 - 21,550 _ . - 23.764 15,725 12,424 17,868 17,868 17,735 17,735 17,513 17,418 17,28
14、5 17,175 12,305 13000 I 22,172 I 12,035 22,415 22,415 22,330 22,330 22,165 22,100 22,015 21,930 I 20.105 4h 24,000 4h 24,000 . - - - _. _ - -t i 26ooo i 7e 8e 8c 9c 21,394 21,394 21,288 21,288 21,094 21,019 20,913 20,813 I 18.019 17,925 18500 1 17.819 5 23,665 7e 8e 8c 9c 19,868 19,868 19,735 19,735
15、 19,493 19,393 19,260 19,135 14,399 14,274 15000 1 14.141 8 23,550 25,764 . .- 25,665 I 13,985 I 7e 8e 8c 9c 7e 8e 8c 9c 24,415 24,415 24,330 24,330 24,165 24,100 24,015 23,930 23,094 23,019 22,913 22,813 . I 22.103 21 183C 1-20.019 23,394 23,394 23,288 23,288 21,868 21,868 21,735 21,735 _ . . . 19,
16、925 20500 I 19,819 4h 26,000 I - re 8e 8c 9c 21,493 21,393 21,260 21,135 8 26,000 4h I 25,550 Page 4 DIN 103 Part 7 Continued Outside diameter I Effective diameter Minor diameter Maximum Minimum iimension I dimensior Nominal mew thread diameter d Pitch P Minimum dimension Tolerance Maximun zone dime
17、nsioi t 28,000 Minimum Tolerance dimension zone Maximun dimensioi 26,415 26,415 26,330 26,330 26,165 26,100 26,015 25,930 I 24.103 7e 8e 8c 9c 27,764 24,500 1 3 I 23;830 I 7e 25,394 25,394 25,288 25,288 25,094 25,019 24,913 24,813 I 22,019 27,665 1 21,925 22500 I 21,819 28 5 I 21,694 18,399 I 23,493
18、 23,393 23,260 23,135 23,868 23,868 23,735 23,735 28,415 28,415 28,330 28,330 26,882 26,882 26,764 26,764 I 18,274 19*000 18,141 1 17,985 28,000 4h I 8 -T t- - -_ 1 l 26.103 28,165 28,100 28,015 27,930 26,547 26,457 26,339 26,234 24,450 24,350 24,200 24,070 8e 29,764 1 SC 26,500 1 3 4h I 30,000 + 22
19、.463 8e 29,625 30 6 4h I 30,000 * I 22,101 18,350 I 7e 24,850 24,8 50 24,700 24,700 30,415 30,415 30,330 30,330 28.882 28,882 28,764 28,764 29,470 I 8: 18,225 19000 18,075 10 17,913 ! 28,103 I 30,165 30,100 30,015 29,930 i 28,021 28500 ! 27,936 8e 31,764 3 4h 1 32,000 j 27,830 28,547 28,457 28,339 2
20、8,234 1 24,463 7c 8e 8c 9c 31,625 ? 24,351 259000 24,233 32 6 4h 1 32,000 1 24,101 I T 32,000 I 7e 1 20,350 26,450 26,350 26,200 26,070 26,850 26,850 26,700 26,700 32,415 32,415 32,330 32,330 30,882 30,882 30,764 30,764 _. . - 31,470 I 8c 21,000 2; 19,913 10 32,165 32,100 32,015 31,930 j 30,103 33,7
21、64 1 8; 30,021 30500 29,936 3 34,000 4h 34,000 -+-.;e- 9c 29,830 30,547 30,457 30,339 30,234 I 26,463 26,351 27000 26,233 34 8e 33,625 6 26,101 I 7e 28,850 28,850 28,700 28,700 28,450 28,350 28,200 28,070 , 1 22,350 33,470 1 :z 22,225 23000 22,075 10 4h I 34,000 j 21,913 j 32.103 36,000 1 34,415 34,
22、415 34,330 34,330 34,165 34,100 34,015 33,930 I I 32,021 32*500 I 31.936 35,764 I 8: 36 3 I 31I830 9c DIN 103 Part 7 Page 5 Outside diameter Effective diameter Continued Minor diameter 36,165 36,100 36,015 35,930 34500 3 4h 36,450 36350 36,200 36,070 42,165 42100 42,015 41,930 40,020 39925 39,800 39
23、,690 _ 31,000 40,500 36,000 Pitch Tolerance P 1 zone Minimum Tolerance dimension I z; Minimum dimension Minimum dimension fiaximun limensioi Maximum dimension Maximum iimension 36,000 36,000 38,000 38,000 . 38,000 40,000 - 40,000 40,000 . 42,000 - 42,000 42,000 44,000 32,882 32,882 32,764 32,764 32,
24、547 32,457 32,339 32,234 28,463 28,351 28,233 28,101 35,625 I : 29,000 I 4h 30,850 30,850 30,700 30,700 30.450 1 24,350 24,225 24,075 23,913 35,470 1 : 30;350 1 25,000 30,200 30,070 1 36,415 36,415 36,330 36,330 34,103 34,021 33,936 33,830 29,431 29,312 29,187 29,050 37,764 1 : 34,375 34,375 34,250
25、34,250 34,020 1 37.575 I 33925 30,000 33,800 I I 4h I 9c I 7e 32,850 32,850 32,700 32,700 38,415 38,415 38,330 38,330 _ 26,350 26,225 26,075 25,913 32,450 37,470 I 32,350 27,000 32,200 32,070 I t- 36,103 36,021 35,936 35,830 38,165 I 39,764 1 8e 8c 38100 I 36,500 38,015 37,930 I 36,375 36,375 36,250
26、 36,250 36,020 I 31,431 31,312 31,187 31,050 39,575 8e 8c 9c 35925 I 32,000 35,800 35,690 I 34,850 34,850 34,700 34,700 40,415 40,415 40,330 40,330 - 28,350 28,225 28,075 27,913 38,103 38,021 37,936 37,830 33,431 33,312 33,187 33,050 30,350 30,225 30,075 29,913 40,103 40,021 39,936 39,830 35,431 35,
27、312 35,187 35,050 - _- - - -. - 34.450 I 39,470 1 8: 341350 I 29,000 34.200 +- 40.165 41,764 I i: 40100 I 38,500 40,015 I 4h 9c 39,930 38.020 38,375 38,375 38,250 38,250 I 7e Se 8c 9c 41,575 37;925 1 34,000 37,800 37,690 I 7e 8e 8c 9c 36,850 36,850 36,700 36,700 41,470 7e 8e 8c 9c 42,415 42,415 42,3
28、30 42,330 3 I 4h 43,764 40,375 40,375 40,250 40,250 8e 437575 1 SC 44,000 9c Page 6 DIN 103 Part 7 4h 4h 4h Continued 46,000 46,000 48,000 _- Nominal mew thread diameter d 4h Outside diameter 50,000 Effective diameter Minor diameter Minimum dimension Tolerance zone Minimum dimension Uaximun iimensio
29、i Minimum dimension Pitch P 12 Tolerance Maximum ; idimension 44,000 Maximum iimension 7e Se 8c 9c 37,405 37,300 37,135 36,955 30,309 30,177 30,002 29,777 37,830 37,830 37,665 37,665 44,415 44,415 44,330 44,330 44 31,000 43,400 45,764 I- 44,150 44.080 43,905 43,995 42,084 41,996 41,911 41,799 7e Se
30、8c 9c 3 4h I 46,000 42,500 I 7e Se 8c 9c 41,868 41,868 41,735 41,735 36,368 36,243 36,110 35,948 41,468 41,368 41,235 41,105 39,355 39,230 39,065 38,915 46 45,550 37,000 8 12 7e Se 8c 9c 39,830 39,830 39,665 39,665 32,246 32,090 31,915 31,727 45,400 33,000 7e se 8c 9c 44,084 43,996 43,911 43,799 38,
31、368 38,243 38,110 37,948 46,415 46,415 46,330 46,330 43,868 43,868 43,735 43,735 46,150 46,080 45,995 45,905 43,468 43,368 43,235 43,105 3 47,764 _ 47,550 44,500 39,000 7e Se 8c 9c 48 8 -i- 7e Se 8c 9c 7e Se 8c 9c _ 41,830 41,830 41,665 41,665 41,355 41,230 41,065 40,915 34,246 34,090 33,915 33,727
32、12 4h I 48,000 47,400 35,000 48,415 48,415 48,330 48,330 48,150 48,080 47,995 47,905 46,084 45,996 45,911 45,799 49,764 46,500 7e Se 8c 9c 45,868 45,868 45,735 45,735 45,468 45,368 45,235 45,105 40,368 40,243 40,110 39,948 50 4h I 50,000 49,550 41,000 8 12 7e Se 8c 9c 43,830 43,830 43,665 43,665 43,
33、355 43,230 43,065 42,915 36,246 36,090 35,915 35,727 37,000 49,400 51,764 I 7e 8e 8c 9c 48,084 47,996 47,911 47,799 50,415 50,415 50,330 50,330 47,868 47,868 47,735 47,735 50,150 50,080 49,996 49,905 47,468 47,368 47,105 47,235 3 - 8 48,500 52,000 4h 52,000 7e Se 8c 9c 42,368 42,243 42,110 41,948 52
34、 51,550 43,000 - 7e 8e 8c 9c 45,830 45,830 45,665 45.665 38,246 38,090 37,915 37,727 45,355 45,230 45,065 44,915 39,000 12 4h 52,000 51,400 I DIN 103 Part 7 Page 7 53,150 53,080 52,995 52,905 Continued 51,084 50,996 51500 50,911 50,799 Nominal screw thread diameter d 49,935 49830 49,690 49,550 I Out
35、side diameter 44,329 44,197 45,000 44,057 43,882 Minor diameter Effective diameter 47190 47,320 47,015 46,845 Pitch Tolerance P zone 38,033 37,645 39,000 72,335 1 69,716 Maximum dimension Tolerance zone Vlaximurr iimensior Minimum dimension 54,764 54,500 53,415 53,415 53,330 53,330 50,360 50,360 50,
36、220 50,220 7e 8e 8c 9c 7e 8e 8c 9c 3 1 4h 55,000 55 55,000 55,000 7e 8e 8c 9c 47,820 47,820 47,645 47,645 54,330 7e 8e 8c 9c 58,415 58,415 58,330 58,330 58.150 1 I 56.084 60.000 59,764 57,905 4 55,799 54,935 I 49,329 - _ - 7e 8e 8c 9c 7e 8e 8c 9c 7e 8e 8c 9c - 55,360 55,360 55,220 55,220 49,197 5483
37、0 I 50,000 1 49,057 54,690 60 60,000 60,000 -_- 65,000 59,500 54,550 I 1 48,882 52,320 1 43,195 52,820 52,820 52,645 52,645 43,033 52190 52.015 I 44,000 I 42.858 59,330 4,700 51 i845 421645 62.605 60.030 62,905 62,905 62,810 62,810 59,850 59,850 59,700 59,700 - 62;335 1 59;716 7e 8e 8c 9c 59.425 I 5
38、3.319 1 53,187 59320 I 54,000 , 53.037 59.170 65 10 I 4h 65,000 64,470 7e Se 8c 9c 56,810 56,810 56,625 56,625 56.280 46.147 56;140 1 47,000 45i972 55,955 45.787 65,000 64,290 55;775 I I 451562 7e 8e 8c 9c 67,905 67,905 67,810 67,810 67.605 1 1 65,030 1 641936 67530 67,435 I 65,500 64,841 4 ! 4h 70,
39、000 69,700 67,335 1 . 1 64,716 64,425 I 58,319 - I -r- 7e 8e 8c 9c 64,850 64,850 64,700 64,700 58,187 64320 64,170 1 59,000 1 58,037 70 10 4h 70,000 70,000 69,470 64,030 I I 57,862 61,810 61,810 61,625 61,625 72,905 72,905 72,810 72,810 7e Se 8c 9c 7e 8e 8c 9c l6 i 4h I 69,290 74,700 60,775 72,605 1
40、 70,030 i 72,530 69,936 72,435 1 70500 1 69,841 75 75,000 Page 8 DIN 103 Part 7 Continued Nominal 1 Outside diameter Effective diameter Minor diameter mew thread I Pitch diameter Minimum dimension Vlaximun: limensior Minimum dimensioi Maximum limension Minimum dimension Tolerancc zone Maximur limens
41、io Toleranc zone 7e 8e 8C 9c 69,850 69,850 69,700 69,700 69,425 69,320 69,170 69,030 63,319 63,187 63,037 62,862 4h 75,000 74,470 64,000 75 80 7e Se 8c 9c 66,810 66,810 66,625 66,625 66,280 66,140 65,955 65,775 56,147 55,972 55,787 55,562 4h 75,000 74,290 5 7,000 7e Se 8c 9c 77,905 77,905 77,810 77,
42、810 77,605 77,530 77,435 77,335 75,030 74,936 74,841 74,716 4h 80,000 79,700 75,500 7e 8e 8c 9c 74,850 74,850 74,700 74,700 74,425 74,320 74,170 74,030 68,319 68,187 68,037 67,862 4h 80,000 79.470 69,000 7e 8e 8C 9c 71,810 71,810 71,625 7 1,625 71,280 71,140 70,955 70,775 61,147 60,972 60,787 60,562
43、 79,290 62,000 4h 4h 80,000 85,000 I 7e 8e 8c 9c 82,905 82,905 82,810 82,810 82,605 82,530 82,435 82,335 80,030 79,936 79,841 79,716 l4 84,700 80,500 7e Se 8c 9c 7e 8e 8c 9c 78,830 78,830 78,665 78,665 78,355 78,230 78,065 77,915 71,246 71,090 70,915 70,727 4h 4h 84,400 84,200 72,000 85,000 . 85,000
44、 90,000 75,800 75,800 75,600 75,600 75,240 75,090 74,890 74,700 64,100 63,912 63,712 63,475 65,000 7e 8e 8c 9c 87,905 87,905 87,810 87.810 87,605 87,530 87,435 87,335 85,030 84,936 84,841 84,716 4h - _ 4h 89,700 85,500 7e 8e 83,830 83,830 83,665 83,665 83,355 83,230 83,065 82,915 76,246 76,090 75,91
45、5 75,727 69,100 68,912 68,712 68,475 - . - 90,000 77,000 _ 70,000 80,240 79,890 79,700 80,090 80,800 60,800 80,600 50,600 92,905 92,905 92,810 92,810 38,830 38,830 38,665 38,665 4h 90,000 92,590 92,505 92,410 92,310 90,011 89,905 89,810 89,685 4h 95,000 _ - 95,000 90,500 81,215 81,053 80,878 80,665
46、88,330 88,035 87,865 4h DIN 103 Part 7 Page 9 Tolerance zone 4h 4h 4h Continued Maximum dimension 95,000 100,000 100,000 Nominal screw thread diameter d 95 1 O0 Pitch P 18 4 12 20 Outside diameter Minimum dimensior 94,200 99,700 99,400 99,150 I Effective diameter 1 Minor diameter Tolerancc zone 7e 8
47、e 8c 9c 7e 8e 8c 9c 7e 8e 8c 9c 7e 8e 8c 9c Maximum Minimum Maximun iimension dimension dimensioi 85,800 85,800 8 5,600 85,600 97,905 97,905 97.810 97,810 93,830 93,830 93,665 93,665 85,200 85,050 84,850 84,650 97,590 97,50.5 97,410 97,310 93,330 93,200 93,035 92,865 75,000 95,500 87,000 89,788 89,788 89,575 89,575 89,188 89,038 88,825 88,625 78,000 Minimum dimension 74,050 73,862 73,662 73,412 95,011 94,905 94,810 94,685 86,215 86,053 85,878 85,665 77,038 76,850 76,637 76,387
