ユニファイ細目ねじの基準寸法 mm |
ねじの呼び | ねじ山数 25.4mm につき |
ピッチ (P) (参考) |
ひっかかり の高さ |
めねじ | ||||
谷の径 (D) |
有効径 (D2) |
内径 (D1) |
||||||
1 | 2 | (参考) | おねじ | |||||
外径 (d) |
有効径 (d2) |
谷の径 (d1) |
||||||
No. 0-80 UNF No. 2-64 UNF |
No. 1-72 UNF |
0.0600-80 UNF 0.0730-72 UNF 0.0860-64 UNF |
80 72 64 |
0.3175 0.3528 0.3969 |
0.172 0.191 0.215 |
1.524 1.854 2.184 |
1.318 1.626 1.928 |
1.181 1.473 1.755 |
No. 4-48 UNF No. 5-44 UNF |
No. 3-56 UNF | 0.0990-56 UNF 0.1120-48 UNF 0.1250-44 UNF |
56 48 44 |
0.4536 0.5292 0.5773 |
0.246 0.286 0.312 |
2.515 2.845 3.175 |
2.220 2.502 2.799 |
2.024 2.271 2.550 |
No. 6-40 UNF No. 8-36 UNF No. 10-32 UNF |
0.1380-40 UNF 0.1640-36 UNF 0.1900-32 UNF |
40 36 32 |
0.6350 0.7056 0.7938 |
0.344 0.382 0.430 |
3.505 4.166 4.826 |
3.094 3.708 4.310 |
2.817 3.401 3.967 |
|
1/4-28 UNF 5/16-24 UNF |
No. 12-28 UNF | 0.2160-28 UNF 0.2500-28 UNF 0.3125-24 UNF |
28 28 24 |
0.9071 0.9071 1.0583 |
0.491 0.491 0.573 |
5.486 6.350 7.938 |
4.897 5.761 7.249 |
4.503 5.367 6.792 |
3/8-24 UNF 7/16-20 UNF 1/2-20 UNF |
0.3750-24 UNF 0.4375-20 UNF 0.5000-20 UNF |
24 20 20 |
1.0583 1.2700 1.2700 |
0.573 0.687 0.687 |
9.525 11.112 12.700 |
8.837 10.287 11.874 |
8.379 9.738 11.326 |
|
9/16-18 UNF 5/8-18 UNF 3/4-16 UNF |
0.5625-18 UNF 0.6250-18 UNF 0.7500-16 UNF |
18 18 16 |
1.4111 1.4111 1.5875 |
0.764 0.764 0.859 |
14.288 15.875 19.050 |
13.371 14.958 18.019 |
12.761 14.348 17.330 |
|
7/8-14 UNF 1 -12 UNF 1 1/8-12 UNF |
0.8750-14 UNF 1.0000-12 UNF 1.1250-12 UNF |
14 12 12 |
1.8143 2.1167 2.1167 |
0.982 1.146 1.146 |
22.225 25.400 28.575 |
21.046 24.026 27.201 |
20.262 23.109 26.284 |
|
1 1/4-12 UNF 1 3/8-12 UNF 1 1/2-12 UNF |
1.2500-12 UNF 1.3750-12 UNF 1.5000-12 UNF |
12 12 12 |
2.1167 2.1167 2.1167 |
1.146 1.146 1.146 |
31.750 34.925 38.100 |
30.376 33.551 36.726 |
29.459 32.634 35.809 |
JIS B 0208-1973
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