|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
メートルねじ |
|
ユニファイねじ |
|
ウィットねじ(インチ呼び) (注1) |
|
ウィットねじ(メートル呼び) (注1) |
|
英式管用テーパねじ |
|
英式管用平行ねじ(G、PF) |
|
アメリカ標準管用ねじ(NPT、NPS) |
|
インサートメートルねじ |
|
インサートユニファイねじ |
|
|
|
|
単位:mm |
|
(注1)UNEF、UN、UNSの2B級めねじ内径はANSI B1.1による 単位:mm |
|
(注1)ウイットねじはJISより削除 |
|
(注1)ウイットねじはJISより削除 |
単位:mm |
|
単位:mm |
|
単位:mm |
|
|
|
|
|
|
単位:mm |
|
|
単位:mm |
|
|
|
めねじ内径 等級6H(旧JIS2級) (注2) |
|
|
|
2B級めねじ内径 (注1) |
|
(注2)W3/16以下はBSWに準ずる |
単位:mm |
|
|
|
2級めねじ内径 |
|
|
JIS B0203 |
JIS B0203 |
JIS B2301 |
|
|
|
めねじ内径(参考) |
|
|
テーパねじ(NPT) |
平行ねじ(NPS) |
|
|
適用 |
タップ下穴径 |
|
|
適用 |
タップ下穴径 |
|
ねじの呼び (注1) |
ドリル径 |
最小寸法 |
最大寸法 |
|
ねじの呼び |
ドリル径 |
最小寸法 |
最大寸法 |
|
|
|
2級めねじ内径 |
|
ねじの呼び |
ドリル径 |
最小寸法 |
最大寸法 |
|
|
テーパめねじRc(PT) |
平行めねじ Rp(PS) |
テーパめねじ |
|
管用ねじの呼び |
ドリル径 |
最大寸法 |
最小寸法 |
|
|
ドリル径 |
ドリル径 |
|
ねじの呼び |
ドリル径 |
最小寸法 |
最大寸法 |
|
ねじの呼び |
ドリル径 |
最小寸法 |
最大寸法 |
|
M 1 × 0.25 |
0.75 |
(0.729) |
(0.785) |
|
No. 0‐80UNF |
1.25 |
1.182 |
1.305 |
|
ねじの呼び (注2) |
ドリル径 |
最小寸法 |
最大寸法 |
|
W 10 ‐20 |
8.6 |
8.564 |
8.684 |
|
管用ねじの呼び |
計算値 |
下穴径 |
計算値 |
下穴径 |
計算値 |
下穴径 |
|
G 1/16
‐28 |
6.7 |
6.843 |
6.561 |
|
|
リーマを使用する場合 |
リーマを使用しない場合 |
|
|
|
M 2 × 0.4 |
2.1 |
2.1 |
2.17 |
|
No. 2‐56UNC |
2.3 |
2.29 |
2.39 |
|
1 × 0.2 |
0.8 |
(0.783) |
(0.821) |
|
No. 1‐64UNC |
1.55 |
1.425 |
1.582 |
|
W 1/8 ‐40 |
2.55 |
2.362 |
2.591 |
|
10 ‐24 |
8.8 |
8.804 |
8.924 |
|
1/16 ‐28 |
6.230 |
6.2 |
6.490 |
6.5 |
− |
− |
|
G(PF) 1/8
‐28 |
8.7 |
8.848 |
8.566 |
|
管用ねじの呼び |
mm |
inch |
mm |
inch |
mm |
inch |
|
2.2 × 0.45 |
2.3 |
2.31 |
2.39 |
|
No. 3‐48UNC |
2.7 |
2.64 |
2.74 |
|
1.1× 0.25 |
0.85 |
(0.829) |
(0.885) |
|
No. 1‐72UNF |
1.55 |
1.474 |
1.612 |
|
3/16 ‐24 |
3.7 |
3.406 |
3.744 |
|
11 ‐20 |
9.6 |
9.564 |
9.694 |
|
1/8 ‐28 |
8.235 |
8.2 |
8.495 |
8.5 |
8.191 |
8.2 |
|
G(PF) 1/4
‐19 |
11.7 |
11.890 |
11.445 |
|
1/16 ‐27 |
5.94 |
0.234 |
6.15 |
0.246 |
6.35 |
0.250 |
|
2.5 × 0.45 |
2.6 |
2.6 |
2.65 |
|
No. 3‐56UNF |
2.7 |
2.62 |
2.72 |
|
1.1× 0.2 |
0.9 |
(0.883) |
(0.921) |
|
No. 2‐56UNC |
1.8 |
1.695 |
1.871 |
|
1/4 ‐20 |
5.1 |
4.914 |
5.204 |
|
12 ‐18 |
10.4 |
10.402 |
10.532 |
|
1/4 ‐19 |
10.941 |
10.9 |
11.341 |
11.4 |
10.945 |
10.9 |
|
G(PF) 3/8
‐19 |
15.2 |
15.395 |
14.950 |
|
1/8 ‐27 |
8.33 |
0.328 |
8.43 |
0.332 |
8.74 |
0.344 |
|
2.6 × 0.45 |
2.7 |
2.7 |
2.75 |
|
No. 4‐40UNC |
3 |
2.95 |
3.07 |
|
1.2× 0.25 |
0.95 |
(0.929) |
(0.985) |
|
No. 2‐64UNF |
1.85 |
1.756 |
1.912 |
|
5/16 ‐18 |
6.6 |
6.340 |
6.670 |
|
12 ‐20 |
10.6 |
10.564 |
10.694 |
|
3/8 ‐19 |
14.428 |
14.4 |
14.846 |
14.9 |
14.388 |
14.4 |
|
G(PF) 1/2
‐14 |
19 |
19.172 |
18.631 |
|
1/4 ‐18 |
10.72 |
0.422 |
11.13 |
0.438 |
11.13 |
0.438 |
|
3 × 0.5 |
3.1 |
3.12 |
3.2 |
|
No. 4‐48UNF |
3 |
2.97 |
3.05 |
|
1.2× 0.2 |
1 |
(0.983) |
(1.021) |
|
No. 3‐48UNC |
2.1 |
1.941 |
2.146 |
|
3/8 ‐16 |
8 |
7.733 |
8.113 |
|
13 ‐16 |
11.2 |
11.208 |
11.348 |
|
1/2 ‐14 |
17.950 |
18 |
18.489 |
18.5 |
17.943 |
18 |
|
G(PF) 5/8 ‐14 |
21 |
21.130 |
20.589 |
|
3/8 ‐18 |
14.27 |
0.562 |
14.27 |
0.562 |
14.68 |
0.578 |
|
3.5 × 0.6 |
3.7 |
3.65 |
3.75 |
|
No. 5‐40UNC |
3.3 |
3.25 |
3.38 |
|
1.4× 0.3 |
1.1 |
(1.075) |
(1.142) |
|
No. 3‐56UNF |
2.1 |
2.025 |
2.197 |
|
7/16 ‐14 |
9.4 |
9.048 |
9.508 |
|
13 ‐20 |
11.6 |
11.564 |
11.694 |
|
3/4 ‐14 |
23.349 |
23 |
23.975 |
24 |
23.305 |
23 |
|
G(PF) 3/4
‐14 |
24.5 |
24.658 |
24.117 |
|
1/2 ‐14 |
17.48 |
0.688 |
17.86 |
0.703 |
18.26 |
0.719 |
|
4 × 0.7 |
4.2 |
4.17 |
4.3 |
|
No. 6‐32UNC |
3.7 |
3.66 |
3.81 |
|
1.4× 0.2 |
1.2 |
(1.183) |
(1.221) |
|
No. 4‐40UNC |
2.3 |
2.157 |
2.385 |
|
1/2 ‐12 |
10.7 |
10.310 |
10.830 |
|
14 ‐16 |
12.2 |
12.208 |
12.348 |
|
1 ‐11 |
29.423 |
29 |
30.111 |
30 |
29.353 |
29 |
|
G(PF) 7/8
‐14 |
28.2 |
28.418 |
27.877 |
|
3/4 ‐14 |
22.63 |
0.891 |
23.01 |
0.906 |
23.42 |
0.922 |
|
5 × 0.8 |
5.2 |
5.16 |
5.33 |
|
No. 6‐40UNF |
3.7 |
3.66 |
3.78 |
|
1.6× 0.35 |
1.25 |
1.221 |
1.321 |
|
No. 4‐48UNF |
2.4 |
2.271 |
2.458 |
|
9/16 ‐12 |
12.3 |
11.898 |
12.418 |
|
14 ‐18 |
12.4 |
12.402 |
12.542 |
|
11/4 ‐11 |
37.940 |
38 |
38.772 |
39 |
37.890 |
38 |
|
G(PF) 1 ‐11 |
30.6 |
30.931 |
30.291 |
|
1 ‐111/2 |
28.58 |
1.125 |
28.98 |
1.141 |
29.36 |
1.156 |
|
6 × 1 |
6.3 |
6.25 |
6.42 |
|
No. 8‐32UNC |
4.4 |
4.32 |
4.47 |
|
1.6× 0.2 |
1.4 |
(1.383) |
(1.421) |
|
No. 5‐40UNC |
2.6 |
2.487 |
2.697 |
|
5/8 ‐11 |
13.7 |
13.257 |
13.817 |
|
15 ‐18 |
13.4 |
13.402 |
13.542 |
|
11/2 ‐11 |
43.833 |
44 |
44.565 |
45 |
43.720 |
43 |
|
G(PF) 11/8
‐11 |
35.2 |
35.579 |
34.939 |
|
11/4 ‐111/2 |
37.31 |
1.469 |
37.69 |
1.484 |
38.10 |
1.500 |
|
8 × 1.25 |
8.4 |
8.31 |
8.52 |
|
No. 8‐36UNF |
4.4 |
4.32 |
4.44 |
|
1.7× 0.35 |
1.35 |
1.321 |
1.421 |
|
No. 5‐44UNF |
2.7 |
2.551 |
2.74 |
|
3/4 ‐10 |
16.6 |
16.178 |
16.778 |
|
16 ‐14 |
14 |
13.936 |
14.086 |
|
2 ‐11 |
55.412 |
55 |
56.476 |
56 |
55.406 |
55 |
|
G(PF) 11/4
‐11 |
39.2 |
39.592 |
38.952 |
|
11/2 ‐111/2 |
43.26 |
1.703 |
43.66 |
1.719 |
44.45 |
1.750 |
|
8 × 1 |
8.3 |
8.25 |
8.42 |
|
No. 10‐24UNC |
5.1 |
5.05 |
5.21 |
|
1.7× 0.2 |
1.45 |
1.46 |
1.5 |
|
No. 6‐32UNC |
2.8 |
2.642 |
2.895 |
|
7/8 ‐ 9 |
19.5 |
19.031 |
19.691 |
|
16 ‐18 |
14.4 |
14.402 |
14.542 |
|
21/2 ‐11 |
70.701 |
71 |
72.009 |
72 |
70.788 |
70 |
|
G(PF) 11/2
‐11 |
45 |
45.485 |
44.845 |
|
2 ‐111/2 |
55.17 |
2.172 |
55.58 |
2.188 |
56.36 |
2.219 |
|
10 × 1.5 |
10.5 |
10.37 |
10.62 |
|
No. 10‐32UNF |
5 |
4.98 |
5.13 |
|
1.8× 0.35 |
1.45 |
1.421 |
1.521 |
|
No. 6‐40UNF |
2.9 |
2.82 |
3.022 |
|
1 ‐ 8 |
22.3 |
21.814 |
22.514 |
|
17 ‐14 |
15 |
14.936 |
15.086 |
|
3 ‐11 |
83.201 |
83 |
84.709 |
85 |
83.364 |
83 |
|
G(PF) 13/4
‐11 |
51 |
51.428 |
50.788 |
|
21/2 ‐8 |
65.48 |
2.578 |
66.27 |
2.609 |
67.46 |
2.656 |
|
10 × 1.25 |
10.4 |
10.31 |
10.52 |
|
No. 12‐24UNC |
5.7 |
5.61 |
5.77 |
|
1.8× 0.2 |
1.6 |
(1.583) |
(1.621) |
|
No. 8‐32UNC |
3.4 |
3.302 |
3.53 |
|
11/8 ‐ 7 |
24.9 |
24.469 |
25.229 |
|
18 ‐14 |
16 |
15.936 |
16.086 |
|
31/2 ‐11 |
95.547 |
96 |
97.155 |
97 |
95.747 |
95 |
|
G(PF) 2 ‐11 |
57 |
57.296 |
56.656 |
|
10 × 1 |
10.3 |
10.25 |
10.42 |
|
1/4‐20UNC |
6.7 |
6.63 |
6.78 |
|
2 × 0.4 |
1.6 |
1.567 |
1.679 |
|
No. 8‐36UNF |
3.5 |
3.404 |
3.606 |
|
11/4 ‐ 7 |
28 |
27.644 |
28.404 |
|
18 ‐16 |
16.2 |
16.208 |
16.348 |
|
4 ‐11 |
107.834 |
108 |
109.855 |
110 |
108.322 |
108 |
|
G(PF) 21/4
‐11 |
63 |
63.392 |
62.752 |
|
アメリカ管用ねじANSI/ASME
B1.20.1-1983 PIPE THREADS,GENERAL PURPOSE(INCH)付属書推奨ドリル径より抜粋 |
|
12 × 1.75 |
12.5 |
12.43 |
12.73 |
|
1/4‐28UNF |
6.6 |
6.53 |
6.71 |
|
2 × 0.25 |
1.75 |
(1.729) |
(1.785) |
|
No.10‐24UNC |
3.9 |
3.683 |
3.962 |
|
13/8 ‐ 6 |
30.5 |
30.123 |
30.923 |
|
20 ‐12 |
17.6 |
17.610 |
17.770 |
|
5 ‐11 |
133.110 |
133 |
135.255 |
135 |
133.597 |
133 |
|
G(PF) 21/2
‐11 |
72 |
72.866 |
72.226 |
|
|
|
12 × 1.5 |
12.5 |
12.37 |
12.62 |
|
5/16‐18UNC |
8.4 |
8.33 |
8.48 |
|
2.2× 0.45 |
1.75 |
1.713 |
1.838 |
|
No.10‐32UNF |
4.1 |
3.963 |
4.165 |
|
11/2 ‐ 6 |
33.6 |
33.298 |
34.098 |
|
20 ‐16 |
18.2 |
18.208 |
18.348 |
|
6 ‐11 |
158.510 |
159 |
160.655 |
161 |
158.810 |
158 |
|
G(PF) 23/4
‐11 |
78.5 |
79.216 |
78.576 |
|
12 × 1.25 |
12.5 |
12.31 |
12.52 |
|
5/16‐24UNF |
8.2 |
8.2 |
8.38 |
|
2.2× 0.25 |
1.95 |
(1.929) |
(1.985) |
|
No.12‐24UNC |
4.5 |
4.344 |
4.597 |
|
15/8 ‐ 5 |
36 |
35.529 |
36.409 |
|
22 ‐12 |
19.6 |
19.610 |
19.770 |
|
G(PF) 3 ‐11 |
85 |
85.566 |
84.926 |
|
|
|
14 × 2 |
14.5 |
14.49 |
14.83 |
|
3/8‐16UNC |
10 |
9.91 |
10.11 |
| |
2.3× 0.4 |
1.9 |
1.867 |
1.979 |
|
No.12‐28UNF |
4.6 |
4.496 |
4.724 |
|
13/4 ‐ 5 |
39.1 |
38.704 |
39.584 |
|
22 ‐14 |
20 |
19.936 |
20.096 |
|
1.JIS
B0203テーパめねじの計算値は継手の端面に基準値がある時に、有効ねじ部の |
|
|
|
G(PF) 31/2 ‐11 |
97 |
98.012 |
97.372 |
|
|
|
|
|
|
|
|
|
14 × 1.5 |
14.5 |
14.37 |
14.62 |
|
3/8‐24UNF |
9.8 |
9.78 |
9.96 |
| 小径位置の山頂1山が不完全山になるのを許される場合のストレート穴である。 |
| |
2.3× 0.25 |
2.05 |
2.001 |
2.061 |
|
No.12‐32UNEF |
4.7 |
4.623 |
4.826 |
|
17/8 ‐ 41/2 |
41.8 |
41.237 |
42.227 |
|
24 ‐14 |
22 |
21.936 |
22.096 |
|
2.JIS
B2301テーパめねじの計算値は継手の端面に基準値がある時に、小径位置の山頂が |
|
|
|
G(PF) 4 ‐11 |
─ |
110.712 |
110.072 |
|
|
|
|
|
|
|
|
|
14 × 1.25 |
14.4 |
14.31 |
14.52 |
|
7/16‐14UNC |
11.5 |
11.51 |
11.76 |
| 完全山にならなければならない場合のストレート穴である。 |
|
2.5× 0.45 |
2.1 |
2.013 |
2.138 |
|
1/4
‐20UNC |
5.1 |
4.979 |
5.257 |
|
2 ‐ 41/2 |
45 |
44.412 |
45.402 |
|
25 ‐14 |
23 |
22.936 |
23.096 |
|
3. 1/16はJIS
B0203-1982のRcに準じている。 |
|
G(PF) 41/2
‐11 |
─ |
123.412 |
122.772 |
|
|
|
16 × 2 |
16.5 |
16.49 |
16.83 |
|
7/16‐20UNF |
11.5 |
11.43 |
11.63 |
|
2.5× 0.35 |
2.2 |
2.121 |
2.221 |
|
1/4
‐28UNF |
5.5 |
5.36 |
5.588 |
|
21/4 ‐ 4 |
50.5 |
49.958 |
51.068 |
|
26 ‐14 |
24 |
23.936 |
24.096 |
|
G(PF) 5 ‐11 |
─ |
136.112 |
135.472 |
|
|
|
16 × 1.5 |
16.5 |
16.37 |
16.62 |
|
1/2‐13UNC |
13.1 |
13.08 |
13.34 |
|
2.6× 0.45 |
2.2 |
2.113 |
2.238 |
|
1/4
‐32UNEF |
5.6 |
5.487 |
5.689 |
|
21/2 ‐ 4 |
56.5 |
56.308 |
57.418 |
|
28 ‐12 |
25.6 |
25.61 |
25.77 |
|
|
|
G(PF) 51/2
‐11 |
─ |
148.812 |
148.172 |
|
|
|
18 × 2.5 |
19 |
18.58 |
19.04 |
|
1/2‐20UNF |
13.1 |
13.03 |
13.26 |
|
2.6× 0.35 |
2.2 |
2.186 |
2.246 |
|
5/16
‐18UNC |
6.6 |
6.401 |
6.731 |
|
23/4 ‐ 31/2 |
62 |
61.636 |
62.816 |
|
30 ‐12 |
27.6 |
27.61 |
27.77 |
|
|
|
G(PF) 6 ‐11 |
─ |
161.512 |
160.872 |
|
|
|
18 × 1.5 |
18.5 |
18.37 |
18.62 |
|
9/16‐12UNC |
14.7 |
14.68 |
14.94 |
|
3 × 0.5 |
2.5 |
2.459 |
2.599 |
|
5/16
‐24UNF |
6.9 |
6.782 |
7.035 |
|
3 ‐ 31/2 |
68.5 |
67.986 |
69.166 |
|
32 ‐12 |
29.6 |
29.61 |
29.77 |
|
|
|
|
|
20 × 2.5 |
21 |
20.58 |
21.04 |
|
9/16‐18UNF |
14.7 |
14.66 |
14.88 |
|
3 × 0.35 |
2.7 |
2.621 |
2.721 |
|
5/16
‐32UNEF |
7.1 |
7.087 |
7.264 |
|
35 ‐12 |
32.6 |
32.61 |
32.77 |
|
|
|
|
|
20 × 1.5 |
20.5 |
20.37 |
20.62 |
|
5/8‐11UNC |
16.5 |
16.39 |
16.65 |
|
3 × 0.6 |
2.4 |
2.28 |
2.44 |
|
3/8
‐16UNC |
8 |
7.798 |
8.153 |
|
36 ‐12 |
33.6 |
33.61 |
33.77 |
|
|
|
|
|
22 × 2.5 |
23 |
22.58 |
23.04 |
|
5/8‐18UNF |
16.3 |
16.26 |
16.48 |
|
3.5× 0.6 |
2.9 |
2.85 |
3.01 |
|
3/8 ‐24UNF |
8.5 |
8.382 |
8.636 |
|
38 ‐12 |
35.6 |
35.61 |
35.77 |
|
|
|
|
|
22 × 1.5 |
22.5 |
22.37 |
22.62 |
|
3/4‐10UNC |
19.8 |
19.7 |
19.9 |
|
3.5× 0.35 |
3.2 |
3.121 |
3.221 |
|
3/8
‐32UNEF |
8.7 |
8.662 |
8.864 |
|
40 ‐12 |
37.6 |
37.61 |
37.77 |
|
|
|
|
|
24 × 3 |
25 |
24.7 |
25.25 |
|
3/4‐16UNF |
19.5 |
19.43 |
19.68 |
|
4 × 0.7 |
3.3 |
3.242 |
3.422 |
|
7/16
‐14UNC |
9.4 |
9.144 |
9.55 |
|
|
|
|
|
24 × 1.5 |
24.5 |
24.37 |
24.62 |
|
|
4 × 0.5 |
3.5 |
3.459 |
3.599 |
|
7/16
‐20UNF |
9.9 |
9.729 |
10.033 |
|
|
|
|
|
|
|
|
4 × 0.75 |
3.25 |
3.106 |
3.326 |
|
7/16
‐24UNS |
10.1 |
9.957 |
10.21 |
|
|
|
|
|
|
|
|
4.5× 0.75 |
3.8 |
3.688 |
3.878 |
|
7/16 ‐28UNEF |
10.2 |
10.135 |
10.337 |
|
|
|
|
|
|
|
|
4.5× 0.5 |
4 |
3.959 |
4.099 |
|
1/2
‐13UNC |
10.9 |
10.592 |
11.023 |
|
|
|
|
|
|
|
|
5 × 0.8 |
4.2 |
4.134 |
4.334 |
|
1/2
‐20UNF |
11.5 |
11.329 |
11.607 |
|
|
|
|
|
|
|
|
5 × 0.5 |
4.5 |
4.459 |
4.599 |
|
1/2
‐24UNS |
11.7 |
11.557 |
11.811 |
|
|
|
|
|
|
|
|
5 × 0.9 |
4.1 |
3.93 |
4.17 |
|
1/2
‐28UNEF |
11.8 |
11.71 |
11.938 |
|
|
|
|
|
|
|
|
5.5× 0.9 |
4.6 |
4.43 |
4.67 |
|
1/2
‐32UN |
11.9 |
11.837 |
12.039 |
|
|
|
|
|
|
|
|
5.5× 0.5 |
5 |
4.959 |
5.099 |
|
9/16
‐12UNC |
12.2 |
11.989 |
12.446 |
|
|
|
|
|
|
|
|
6 × 1 |
5 |
4.917 |
5.153 |
|
9/16
‐18UNF |
12.9 |
12.751 |
13.081 |
|
|
|
|
|
|
|
|
6 × 0.75 |
5.3 |
5.188 |
5.378 |
|
9/16
‐20UN |
13 |
12.904 |
13.208 |
|
|
|
|
|
|
|
|
6 × 0.5 |
5.5 |
5.4 |
5.55 |
|
9/16
‐24UNEF |
13.2 |
13.132 |
13.385 |
|
|
|
|
|
|
|
|
7 × 1 |
6 |
5.917 |
6.153 |
|
5/8
‐11UNC |
13.6 |
13.386 |
13.868 |
|
|
|
|
|
|
|
|
7 × 0.75 |
6.3 |
6.188 |
6.378 |
|
5/8
‐18UNF |
14.5 |
14.351 |
14.681 |
|
|
|
|
|
|
|
|
7 × 0.5 |
6.5 |
6.4 |
6.55 |
|
5/8
‐20UN |
14.6 |
14.504 |
14.782 |
|
|
|
|
|
|
|
|
8 × 1.25 |
6.8 |
6.647 |
6.912 |
|
5/8
‐24UNEF |
14.8 |
14.732 |
14.986 |
|
|
|
|
|
|
|
|
8 × 1 |
7 |
6.917 |
7.153 |
|
3/4
‐10UNC |
16.6 |
16.307 |
16.84 |
|
|
|
|
|
|
|
|
8 × 0.75 |
7.3 |
7.188 |
7.378 |
|
3/4
‐16UNF |
17.5 |
17.323 |
17.678 |
|
|
|
|
|
|
|
|
8 × 0.5 |
7.5 |
7.4 |
7.52 |
|
3/4
‐20UNEF |
17.8 |
17.679 |
17.957 |
|
|
|
|
|
|
|
|
9 × 1.25 |
7.8 |
7.647 |
7.912 |
|
7/8 ‐
9UNC |
19.6 |
19.177 |
19.761 |
|
|
|
|
|
|
|
|
9 × 1 |
8 |
7.917 |
8.153 |
|
7/8
‐14UNF |
20.5 |
20.27 |
20.675 |
|
|
|
|
|
|
|
|
9 × 0.75 |
8.3 |
8.188 |
8.378 |
|
7/8
‐20UNEF |
21 |
20.854 |
21.132 |
|
|
|
|
|
|
|
|
9 × 0.5 |
8.5 |
8.4 |
8.52 |
|
1 ‐ 8UNC |
22.3 |
21.971 |
22.606 |
|
|
|
|
|
|
|
|
10 × 1.5 |
8.5 |
8.376 |
8.676 |
|
1 ‐12UNF |
23.3 |
23.114 |
23.571 |
|
|
|
|
|
|
|
|
10 × 1.25 |
8.8 |
8.647 |
8.912 |
|
1 ‐14UNS |
23.6 |
23.445 |
23.825 |
|
|
|
|
|
|
10 × 1 |
9 |
8.917 |
9.153 |
|
1 ‐20UNEF |
24.1 |
24.029 |
24.307 |
|
|
|
|
|
|
10 × 0.75 |
9.3 |
9.188 |
9.378 |
|
11/16
‐12UN |
24.9 |
24.689 |
25.146 |
|
|
|
|
|
|
10 × 0.5 |
9.5 |
9.4 |
9.52 |
|
11/8 ‐
7UNC |
25 |
24.638 |
25.349 |
|
|
|
|
|
|
11 × 1.5 |
9.5 |
9.376 |
9.676 |
|
11/8 ‐
8UN |
25.5 |
25.146 |
25.781 |
|
|
|
|
|
|
11 × 1.25 |
9.7 |
9.516 |
9.796 |
|
11/8
‐12UNF |
26.5 |
26.289 |
26.746 |
|
|
|
|
11 × 1 |
10 |
9.917 |
10.153 |
|
11/8
‐18UNEF |
27.2 |
27.051 |
27.381 |
|
|
|
|
11 × 0.75 |
10.3 |
10.188 |
10.378 |
|
13/16
‐12UN |
28 |
27.864 |
28.321 |
|
|
|
|
11 × 0.5 |
10.5 |
10.4 |
10.52 |
|
11/4 ‐
7UNC |
28.2 |
27.813 |
28.524 |
|
|
|
|
12 × 1.75 |
10.3 |
10.106 |
10.441 |
|
11/4 ‐
8UN |
28.6 |
28.321 |
28.956 |
|
|
|
|
12 × 1.5 |
10.5 |
10.376 |
10.676 |
|
11/4
‐12UNF |
29.6 |
29.464 |
29.921 |
|
|
|
|
12 × 1.25 |
10.8 |
10.647 |
10.912 |
|
11/4
‐18UNEF |
30.3 |
30.226 |
30.556 |
|
|
|
|
12 × 1 |
11 |
10.917 |
11.153 |
|
15/16
‐12UN |
31.2 |
31.039 |
31.496 |
|
|
|
|
12 × 0.5 |
11.5 |
11.4 |
11.52 |
|
13/8 ‐
6UNC |
30.8 |
30.353 |
31.115 |
|
|
|
|
13 × 1.5 |
11.5 |
11.212 |
11.602 |
|
13/8 ‐
8UN |
31.8 |
31.496 |
32.131 |
|
|
|
|
13 × 1 |
11.9 |
11.81 |
12.03 |
|
13/8
‐12UNF |
32.8 |
32.639 |
33.096 |
|
|
|
|
13 × 0.5 |
12.4 |
12.4 |
12.52 |
|
13/8
‐18UNEF |
33.5 |
33.401 |
33.731 |
|
|
|
|
14 × 2 |
12 |
11.835 |
12.21 |
|
11/2 ‐
6UNC |
34 |
33.528 |
34.29 |
|
|
|
|
14 × 1.5 |
12.5 |
12.376 |
12.676 |
|
11/2 ‐ 8UN |
35 |
34.671 |
35.306 |
|
|
|
|
14 × 1 |
13 |
12.917 |
13.153 |
|
11/2
‐12UNF |
36 |
35.814 |
36.271 |
|
|
|
|
14 × 0.5 |
13.4 |
13.4 |
13.52 |
|
11/2
‐18UNEF |
36.6 |
36.576 |
36.88 |
|
|
|
|
15 × 1.5 |
13.5 |
13.376 |
13.676 |
|
15/8 ‐
8UN |
38.1 |
37.846 |
38.481 |
|
|
|
|
15 × 1 |
14 |
13.917 |
14.153 |
|
15/8
‐12UNF |
39.1 |
38.989 |
39.446 |
|
|
|
|
15 × 0.5 |
14.4 |
14.4 |
14.52 |
|
15/8
‐18UNEF |
39.8 |
39.751 |
40.081 |
|
|
|
|
16 × 2 |
14 |
13.835 |
14.21 |
|
13/4 ‐
5UNC |
39.5 |
38.964 |
39.827 |
|
|
|
|
16 × 1.5 |
14.5 |
14.376 |
14.676 |
|
13/4 ‐
8UN |
41.3 |
41.021 |
41.656 |
|
|
|
|
16 × 1 |
15 |
14.917 |
15.153 |
|
13/4
‐12UN |
42.3 |
42.164 |
42.621 |
|
|
|
|
16 × 0.5 |
15.4 |
15.4 |
15.52 |
|
17/8 ‐
8UN |
44.5 |
44.196 |
44.831 |
|
|
|
|
17 × 1.5 |
15.5 |
15.376 |
15.676 |
|
17/8
‐12UN |
45.4 |
45.339 |
45.796 |
|
|
|
|
17 × 1 |
16 |
15.917 |
16.153 |
|
2 ‐41/2UNC |
45.2 |
44.679 |
45.593 |
|
|
|
|
18 × 2.5 |
15.5 |
15.294 |
15.744 |
|
2 ‐ 8UN |
47.8 |
47.371 |
48.006 |
|
|
|
|
18 × 2 |
16 |
15.835 |
16.21 |
|
2 ‐12UN |
48.6 |
48.514 |
48.971 |
|
|
|
|
18 × 1.5 |
16.5 |
16.376 |
16.676 |
|
21/4 ‐
8UN |
54 |
53.721 |
54.356 |
|
|
|
|
18 × 1 |
17 |
16.917 |
17.153 |
|
21/2 ‐
8UN |
60.3 |
60.071 |
60.706 |
|
|
|
|
18 × 0.5 |
17.4 |
17.4 |
17.52 |
|
23/4 ‐
8UN |
66.6 |
66.421 |
67.056 |
|
|
|
|
20 × 2.5 |
17.5 |
17.294 |
17.744 |
|
3 ‐ 8UN |
73 |
72.771 |
73.406 |
|
|
|
|
20 × 2 |
18 |
17.835 |
18.21 |
|
|
|
|
20 × 1.5 |
18.5 |
18.376 |
18.676 |
|
|
|
|
20 × 1 |
19 |
18.917 |
19.153 |
|
|
|
|
20 × 0.5 |
19.4 |
19.4 |
19.52 |
|
|
|
|
22 × 2.5 |
19.5 |
19.294 |
19.744 |
|
|
|
|
22 × 2 |
20 |
19.835 |
20.21 |
|
|
|
|
22 × 1.5 |
20.5 |
20.376 |
20.676 |
|
|
|
|
22 × 1 |
21 |
20.917 |
21.153 |
|
|
|
|
22 × 0.5 |
21.4 |
21.4 |
21.52 |
|
|
|
|
24 × 3 |
21 |
20.752 |
21.252 |
|
|
|
|
24 × 2 |
22 |
21.835 |
22.21 |
|
|
|
|
24 × 1.5 |
22.5 |
22.376 |
22.676 |
|
|
|
|
24 × 1 |
23 |
22.917 |
23.153 |
|
|
|
|
24 × 0.5 |
23.4 |
23.4 |
23.52 |
|
|
|
|
25 × 2 |
23 |
22.835 |
23.21 |
|
|
|
|
25 × 1.5 |
23.5 |
23.376 |
23.676 |
|
|
|
|
25 × 1 |
24 |
23.917 |
24.153 |
|
|
|
|
26 × 2 |
23.8 |
23.622 |
24.082 |
|
|
|
|
26 × 1.5 |
24.5 |
24.376 |
24.676 |
|
|
|
|
26 × 1 |
24.8 |
24.81 |
25.03 |
|
|
|
|
27 × 3 |
24 |
23.752 |
24.252 |
|
|
|
|
27 × 2 |
25 |
24.835 |
25.21 |
|
|
|
|
27 × 1.5 |
25.5 |
25.376 |
25.676 |
|
|
|
|
27 × 1 |
26 |
25.917 |
26.153 |
|
|
|
|
28 × 2 |
26 |
25.835 |
26.21 |
|
|
|
|
28 × 1.5 |
26.5 |
26.376 |
26.676 |
|
|
|
|
28 × 1 |
27 |
26.917 |
27.153 |
|
|
|
|
30 × 3.5 |
26.5 |
26.211 |
26.771 |
|
|
|
|
30 × 3 |
27 |
26.752 |
27.252 |
|
|
|
|
30 × 2 |
28 |
27.835 |
28.21 |
|
|
|
|
30 × 1.5 |
28.5 |
28.376 |
28.676 |
|
|
|
|
30 × 1 |
29 |
28.917 |
29.153 |
|
|
|
|
32 × 2 |
30 |
29.835 |
30.21 |
|
|
|
|
32 × 1.5 |
30.5 |
30.376 |
30.676 |
|
|
|
|
32 × 1 |
30.8 |
30.81 |
31.03 |
|
|
|
|
33 × 3.5 |
29.5 |
29.211 |
29.771 |
|
|
|
|
33 × 3 |
30 |
29.752 |
30.252 |
|
|
|
|
33 × 2 |
31 |
30.835 |
31.21 |
|
|
|
|
33 × 1.5 |
31.5 |
31.376 |
31.676 |
|
|
|
|
34 × 2 |
31.8 |
31.622 |
32.082 |
|
|
|
|
34 × 1.5 |
32.4 |
32.212 |
32.602 |
|
|
|
|
34 × 1 |
32.8 |
32.81 |
33.03 |
|
|
|
|
35 × 1.5 |
33.5 |
33.376 |
33.676 |
|
|
|
|
36 × 4 |
32 |
31.67 |
32.27 |
|
|
|
|
36 × 3 |
33 |
32.752 |
33.252 |
|
|
|
|
36 × 2 |
34 |
33.835 |
34.21 |
|
|
|
|
36 × 1.5 |
34.5 |
34.376 |
34.676 |
|
|
|
|
36 × 1 |
34.8 |
34.81 |
35.03 |
|
|
|
|
38 × 2 |
35.8 |
35.622 |
36.082 |
|
|
|
|
38 × 1.5 |
36.5 |
36.376 |
36.676 |
|
|
|
|
38 × 1 |
36.8 |
36.81 |
37.03 |
|
|
|
|
39 × 4 |
35 |
34.67 |
35.27 |
|
|
|
|
39 × 3 |
36 |
35.752 |
36.252 |
|
|
|
|
39 × 2 |
37 |
36.835 |
37.21 |
|
|
|
|
39 × 1.5 |
37.5 |
37.376 |
37.676 |
|
|
|
|
40 × 3 |
37 |
36.752 |
37.252 |
|
|
|
|
40 × 2 |
38 |
37.835 |
38.21 |
|
|
|
|
40 × 1.5 |
38.5 |
38.376 |
38.676 |
|
|
|
|
40 × 1 |
38.8 |
38.81 |
39.03 |
|
|
|
|
42 × 4.5 |
37.5 |
37.129 |
37.799 |
|
|
|
|
42 × 4 |
38 |
37.67 |
38.27 |
|
|
|
|
42 × 3 |
39 |
38.752 |
39.252 |
|
|
|
|
42 × 2 |
40 |
39.835 |
40.21 |
|
|
|
|
42 × 1.5 |
40.5 |
40.376 |
40.676 |
|
|
|
|
42 × 1 |
40.8 |
40.81 |
41.03 |
|
|
|
|
45 × 4.5 |
40.5 |
40.129 |
40.799 |
|
|
|
|
45 × 4 |
41 |
40.67 |
41.27 |
|
|
|
|
45 × 3 |
42 |
41.752 |
42.252 |
|
|
|
|
45 × 2 |
43 |
42.835 |
43.21 |
|
|
|
|
45 × 1.5 |
43.5 |
43.376 |
43.676 |
|
|
|
|
45 × 1 |
43.8 |
43.81 |
44.03 |
|
|
|
|
48 × 5 |
43 |
42.587 |
43.297 |
|
|
|
|
48 × 4 |
44 |
43.67 |
44.27 |
|
|
|
|
48 × 3 |
45 |
44.752 |
45.252 |
|
|
|
|
48 × 2 |
46 |
45.835 |
46.21 |
|
|
|
|
48 × 1.5 |
46.5 |
46.376 |
46.676 |
|
|
|
|
48 × 1 |
46.8 |
46.81 |
47.03 |
|
|
|
|
50 × 3 |
47 |
46.752 |
47.252 |
|
|
|
|
50 × 2 |
48 |
47.835 |
48.21 |
|
|
|
|
50 × 1.5 |
48.5 |
48.376 |
48.676 |
|
|
|
|
50 × 1 |
48.8 |
48.81 |
49.03 |
|
|
|
|
52 × 5 |
47 |
46.587 |
47.297 |
|
|
|
|
52 × 4 |
48 |
47.67 |
48.27 |
|
|
|
|
52 × 3 |
49 |
48.752 |
49.252 |
|
|
|
|
52 × 2 |
50 |
49.835 |
50.21 |
|
|
|
|
52 × 1.5 |
50.5 |
50.376 |
50.676 |
|
|
|
|
55 × 4 |
51 |
50.67 |
51.27 |
|
|
|
|
55 × 3 |
52 |
51.752 |
52.252 |
|
|
|
|
55 × 2 |
53 |
52.835 |
53.21 |
|
|
|
|
55 × 1.5 |
53.5 |
53.376 |
53.676 |
|
|
|
|
56 × 5.5 |
50.5 |
50.046 |
50.796 |
|
|
|
|
56 × 4 |
52 |
51.67 |
52.27 |
|
|
|
|
56 × 3 |
53 |
52.752 |
53.252 |
|
|
|
|
56 × 2 |
54 |
53.835 |
54.21 |
|
|
|
|
56 × 1.5 |
54.5 |
54.376 |
54.676 |
|
|
|
|
58 × 4 |
54 |
53.67 |
54.27 |
|
|
|
|
58 × 3 |
55 |
54.752 |
55.252 |
|
|
|
|
58 × 2 |
56 |
55.835 |
56.21 |
|
|
|
|
58 × 1.5 |
56.5 |
56.376 |
56.676 |
|
|
|
|
60 × 5.5 |
54.5 |
54.046 |
54.796 |
|
|
|
|
60 × 4 |
56 |
55.67 |
56.27 |
|
|
|
|
60 × 3 |
57 |
56.752 |
57.252 |
|
|
|
|
60 × 2 |
58 |
57.835 |
58.21 |
|
|
|
|
60 × 1.5 |
58.5 |
58.376 |
58.676 |
|
|
|
|
62 × 4 |
58 |
57.67 |
58.27 |
|
|
|
|
62 × 3 |
59 |
58.752 |
59.252 |
|
|
|
|
62 × 2 |
60 |
59.835 |
60.21 |
|
|
|
|
62 × 1.5 |
60.5 |
60.376 |
60.676 |
|
|
|
|
64 × 6 |
58 |
57.505 |
58.305 |
|
|
|
|
64 × 4 |
60 |
59.67 |
60.27 |
|
|
|
|
64 × 3 |
61 |
60.752 |
61.252 |
|
|
|
|
64 × 2 |
62 |
61.835 |
62.21 |
|
|
|
|
64 × 1.5 |
62.5 |
62.376 |
62.676 |
|
|
|
|
65 × 4 |
61 |
60.67 |
61.27 |
|
|
|
|
65 × 3 |
62 |
61.752 |
62.252 |
|
|
|
|
65 × 2 |
63 |
62.835 |
63.21 |
|
|
|
|
65 × 1.5 |
63.5 |
63.376 |
63.676 |
|
|
|
|
68 × 6 |
62 |
61.505 |
62.305 |
|
|
|
|
68 × 4 |
64 |
63.67 |
64.27 |
|
|
|
|
68 × 3 |
65 |
64.752 |
65.252 |
|
|
|
|
68 × 2 |
66 |
65.835 |
66.21 |
|
|
|
|
68 × 1.5 |
66.5 |
66.376 |
66.676 |
|
|
|
|
70 × 6 |
64 |
63.505 |
64.305 |
|
|
|
|
70 × 4 |
66 |
65.67 |
66.27 |
|
|
|
|
70 × 3 |
67 |
66.752 |
67.252 |
|
|
|
|
70 × 2 |
68 |
67.835 |
68.21 |
|
|
|
|
70 × 1.5 |
68.5 |
68.376 |
68.676 |
|
|
|
|
72 × 6 |
66 |
65.505 |
66.305 |
|
|
|
|
72 × 4 |
68 |
67.67 |
68.27 |
|
|
|
|
72 × 3 |
69 |
68.752 |
69.252 |
|
|
|
|
72 × 2 |
70 |
69.835 |
70.21 |
|
|
|
|
72 × 1.5 |
70.5 |
70.376 |
70.676 |
|
|
|
|
75 × 4 |
71 |
70.67 |
71.27 |
|
|
|
|
75 × 3 |
72 |
71.752 |
72.252 |
|
|
|
|
75 × 2 |
73 |
72.835 |
73.21 |
|
|
|
|
75 × 1.5 |
73.5 |
73.376 |
73.676 |
|
|
|
|
76 × 6 |
70 |
69.505 |
70.305 |
|
|
|
|
76 × 4 |
72 |
71.67 |
72.27 |
|
|
|
|
76 × 3 |
73 |
72.752 |
73.252 |
|
|
|
|
76 × 2 |
74 |
73.835 |
74.21 |
|
|
|
|
76 × 1.5 |
74.5 |
74.376 |
74.676 |
|
|
|
|
78 × 2 |
76 |
75.835 |
76.21 |
|
|
|
|
80 × 6 |
74 |
73.505 |
74.305 |
|
|
|
|
80 × 4 |
76 |
75.67 |
76.27 |
|
|
|
|
80 × 3 |
77 |
76.752 |
77.252 |
|
|
|
|
80 × 2 |
78 |
77.835 |
78.21 |
|
|
|
|
80 × 1.5 |
78.5 |
78.376 |
78.676 |
|
|
|
|
82 × 2 |
80 |
79.835 |
80.21 |
|
|
|
|
85 × 6 |
79 |
78.505 |
79.305 |
|
|
|
|
85 × 4 |
81 |
80.67 |
81.27 |
|
|
|
|
85 × 3 |
82 |
81.752 |
82.252 |
|
|
|
|
85 × 2 |
83 |
82.835 |
83.21 |
|
|
|
|
90 × 6 |
84 |
83.505 |
84.305 |
|
|
|
|
90 × 4 |
86 |
85.67 |
86.27 |
|
|
|
|
90 × 3 |
87 |
86.752 |
87.252 |
|
|
|
|
90 × 2 |
88 |
87.835 |
88.21 |
|
|
|
|
95 × 6 |
89 |
88.505 |
89.305 |
|
|
|
|
95 × 4 |
91 |
90.67 |
91.27 |
|
|
|
|
95 × 3 |
92 |
91.752 |
92.252 |
|
|
|
|
95 × 2 |
93 |
92.835 |
93.21 |
|
|
|
|
100 × 6 |
94 |
93.505 |
94.305 |
|
|
|
|
100 × 4 |
96 |
95.67 |
96.27 |
|
|
|
|
100 × 3 |
97 |
96.752 |
97.252 |
|
|
|
|
100 × 2 |
98 |
97.835 |
98.21 |
|
|
|
|
|
|
|
(注1)細字のものはJISより削除 |
|
|
|
|
(注2)( )内の数値は、並目ねじ 等級5H(旧JIS2級)、細目ねじ
等級4H・5H(旧JIS1級)を記載 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|