UNC、UNF、UNEF スレッドテーブル

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UNC、UNF、UNEF ねじ表

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下の表は、ユニファイ並目ねじ (UNC)、ユニファイ細目ねじ (UNF)、ユニファイ極細目ねじ (UNEF) のねじの種類、サイズ、仕様を示しています。

スレッドサイズは直接交換できません。あくまでも参考です。

ノースカロライナ大学

糸	外径	インチあたりのねじ山数	ピッチ直径	内径雄ねじ	内径雌ねじ
1	0.0730	64	0.0629	0.0544	0.0561
2	0.0860	56	0.0744	0.0648	0.0667
3	0.0990	48	0.0855	0.0741	0.0764
4	0.1120	40	0.0958	0.0822	0.0849
5	0.1250	40	0.1088	0.0952	0.0979
6	0.1380	32	0.1177	0.1008	0.1042
8	0.1640	32	0.1437	0.1268	0.1302
10	0.1900	24	0.1629	0.1404	0.1449
12	0.2160	24	0.1889	0.1664	0.1709
1/4	0.2500	20	0.2175	0.1905	0.1959
5/16	0.3125	18	0.2764	0.2464	0.2524
3/8	0.3750	16	0.3344	0.3005	0.3073
7/16	0.4375	14	0.3911	0.3525	0.3602
1/2	0.5000	13	0.4500	0.4084	0.4167
9/16	0.5625	12	0.5084	0.4633	0.4723
5/8	0.6250	11	0.5660	0.5168	0.5266
3/4	0.7500	10	0.6850	0.6309	0.6417
7/8	0.8750	9	0.8028	0.7427	0.7547
1	1.0000	8	0.9188	0.8512	0.8647
1-1/8	1.1250	7	1.0322	0.9549	0.9704
1 1/4	1.2500	7	1.1572	1.0799	1.0954
1-3/8	1.3750	6	1.2667	1.1766	1.1946
1 1/2	1.5000	6	1.3917	1.3016	1.3196
1 3/4	1.7500	5	1.6201	1.5119	1.5335
2	2.0000	4.5	1.8557	1.7353	1.7594
2 1/4	2.2500	4.5	2.1057	1.9853	2.0094
2 1/2	2.5000	4	2.3376	2.2023	2.2294
2 3/4	2.7500	4	2.5876	2.4523	2.4794
3	3.0000	4	2.8376	2.7023	2.7294
3 1/4	3.2500	4	3.0876	2.9523	2.9794
3 1/2	3.5000	4	3.3376	3.2023	3.2294
3 3/4	3.7500	4	3.5876	3.4523	3.4794
4	4.0000	4	3.8376	3.7023	3.7294

国連

糸	外径	インチあたりのねじ山数	ピッチ直径	内径雄ねじ	内径めねじ
0	0.0600	80	0.0519	0.0451	0.0465
1	0.0730	72	0.0640	0.0565	0.0580
2	0.0860	64	0.0759	0.0674	0.0691
3	0.0990	56	0.0874	0.0778	0.0797
4	0.1120	48	0.0985	0.0871	0.0894
5	0.1250	44	0.1102	0.0979	0.1004
6	0.1380	40	0.1218	0.1082	0.1109
8	0.1640	36	0.1460	0.1309	0.1339
10	0.1900	32	0.1697	0.1528	0.1562
12	0.2160	28	0.1928	0.1734	0.1773
1/4	0.2500	28	0.2268	0.2074	0.2113
5/16	0.3125	24	0.2854	0.2629	0.2674
3/8	0.3750	24	0.3479	0.3254	0.3299
7/16	0.4375	20	0.4050	0.3780	0.3834
1/2	0.5000	20	0.4675	0.4405	0.4459
9/16	0.5625	18	0.5264	0.4964	0.5024
5/8	0.6250	18	0.5889	0.5589	0.5649
3/4	0.7500	16	0.7094	0.6763	0.6823
7/8	0.8750	14	0.8286	0.7900	0.7977
1	1.0000	12	0.9459	0.9001	0.9098
1 1/8	1.1250	12	1.0709	1.0258	1.0348
1 1/4	1.2500	12	1.1959	1.1508	1.1598
1 3/8	1.3750	12	1.3209	1.2758	1.2848
1 1/2	1.5000	12	1.4459	1.4008	1.4098

国連

糸	外径	インチあたりのねじ山数	ピッチ直径	内径雄ねじ	内径めねじ
12位	0.2160	32	0.1957	0.1788	0.1822
1/4	0.2500	32	0.2297	0.2128	0.2162
5/16	0.3125	32	0.2922	0.2753	0.2787
3/8	0.3750	32	0.3547	0.3378	0.3412
7/16	0.4375	28	0.4143	0.3949	0.3988
1/2	0.5000	28	0.4768	0.4574	0.4613
9/16	0.5625	24	0.5354	0.5129	0.5174
5/8	0.6250	24	0.5979	0.5754	0.5799
11/16	0.6875	24	0.6604	0.6379	0.6424
3/4	0.7500	20	0.7175	0.6905	0.6959
13/16	0.8125	20	0.7800	0.7530	0.7584
7/8	0.8750	20	0.8425	0.8155	0.8209
15/16	0.9375	20	0.9050	0.8780	0.8834
1	1.0000	20	0.9675	0.9405	0.9459
1 1/16	1.0625	18	1.0264	0.9964	1.0024
1 1/8	1.1250	18	1.0889	1.0589	1.0649
1 3/16	1.1875	18	1.1514	1.1214	1.1274
1 1/4	1.2500	18	1.2139	1.1839	1.1899
1 5/16	1.3125	18	1.2764	1.2464	1.2524
1 3/8	1.3750	18	1.3389	1.3089	1.3149
1 7/16	1.4375	18	1.4014	1.3714	1.3774
1 1/2	1.5000	18	1.4639	1.4339	1.4399
1 9/16	1.5625	18	1.5264	1.4964	1.5024
1 5/8	1.6250	18	1.5889	1.5589	1.5649
1 11/16	1.6875	18	1.6514	1.6214	1.6274

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UNC、UNF、UNEF ねじ表

ノースカロライナ大学

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