Metric/AWG Chart

Conversion - AWG to mm

AWG Nom Exact AWG Nom Exact AWG Nom Exact

Size In mm Size In mm Size In mm

12.0 0.0808 2.05 21.5 0.0269 0.68 31 0.0089 0.23

12.5 0.0764 1.94 22.0 0.0253 0.64 32 0.0080 0.20

13.0 0.0720 1.83 22.5 0.0240 0.61 33 0.0071 0.18

13.5 0.0681 1.73 23.0 0.0226 0.57 34 0.0063 0.16

14.0 0.0641 1.63 23.5 0.0214 0.54 35 0.0056 0.14

14.5 0.0606 1.54 24.0 0.0201 0.51 36 0.0050 0.13

15.0 0.0571 1.45 24.5 0.0190 0.48 37 0.0045 0.11

15.5 0.0540 1.37 25.0 0.0179 0.45 38 0.0040 0.10

16.0 0.0508 1.29 25.5 0.0169 0.43 39 0.0035 0.09

16.5 0.0481 1.22 26.0 0.0159 0.40 40 0.0031 0.08

17.0 0.0453 1.15 26.5 0.0150 0.38 41 0.0028 0.07

17.5 0.0428 1.09 27.0 0.0142 0.36 42 0.0025 0.06

18.0 0.0403 1.02 27.5 0.0134 0.34 43 0.0022 0.06

18.5 0.0381 0.97 28.0 0.0126 0.32 44 0.0020 0.05

19.0 0.0359 0.91 28.5 0.0120 0.30 45 0.0018 0.05

19.5 0.0340 0.86 29.0 0.0113 0.29 46 0.0016 0.04

20.0 0.0320 0.81 29.5 0.0107 0.27 47 0.0014 0.04

20.5 0.0303 0.77 30.0 0.0100 0.25

21.0 0.0285 0.72 30.5 0.0095 0.24

Conversion - mm to AWG

mm NOM Exact mm Nom Exact mm Nom Exact

Size In AWG Size In AWG Size In AWG

2.00 0.0787 12.22 0.55 0.0217 23.36 0.22 0.0087 31.26

1.90 0.0748 12.67 0.50 0.0197 24.18 0.21 0.0083 31.66

1.80 0.0709 13.13 0.48 0.0189 24.53 0.20 0.0079 32.08

1.70 0.0669 13.63 0.46 0.0181 24.90 0.19 0.0075 32.53

1.60 0.0630 14.15 0.44 0.0173 25.28 0.18 0.0071 32.99

1.50 0.0591 14.70 0.42 0.0165 25.68 0.17 0.0067 33.48

1.40 0.0051 15.30 0.40 0.0157 26.10 0.16 0.0063 34.01

1.30 0.0512 15.94 0.38 0.0150 26.55 0.15 0.0059 34.56

1.20 0.0472 16.63 0.36 0.0142 27.01 0.14 0.0055 35.16

1.10 0.0433 17.78 0.34 0.0134 27.51 0.13 0.0051 35.80

1.00 0.0394 18.20 0.32 0.0126 28.03 0.12 0.0047 36.49

0.95 0.0374 18.64 0.30 0.0118 28.59 0.11 0.0043 37.24

0.90 0.0354 19.11 0.29 0.0114 28.88 0.10 0.0039 38.06

0.85 0.0335 19.60 0.28 0.0110 29.18 0.09 0.0035 38.97

0.80 0.0315 20.13 0.27 0.0106 29.49 0.08 0.0031 39.99

0.75 0.0295 20.68 0.26 0.0102 29.82 0.07 0.0028 41.14

0.70 0.0276 21.28 0.25 0.0098 30.16 0.06 0.0024 42.47

0.65 0.0256 21.92 0.24 0.0094 30.51 0.05 0.0020 44.04

0.60 0.0236 22.61 0.23 0.0091 30.88 0.04 0.0016 45.96

The Rea Magnet Wire Company, Inc. is one of the world's largest manufacturers of magnet and nonferrous wire products. Rea produces copper and aluminum insulated magnet wire and bare wire used in the manufacture of motors, transformers and coils.

Rea Magnet Wire Company, Inc.
3600 East Pontiac Street
Fort Wayne, IN 46803-3804.

Conversion - AWG to mm
AWG	Nom	Exact	AWG	Nom	Exact	AWG	Nom	Exact
Size	In	mm	Size	In	mm	Size	In	mm
12.0	0.0808	2.05	21.5	0.0269	0.68	31	0.0089	0.23
12.5	0.0764	1.94	22.0	0.0253	0.64	32	0.0080	0.20
13.0	0.0720	1.83	22.5	0.0240	0.61	33	0.0071	0.18
13.5	0.0681	1.73	23.0	0.0226	0.57	34	0.0063	0.16
14.0	0.0641	1.63	23.5	0.0214	0.54	35	0.0056	0.14
14.5	0.0606	1.54	24.0	0.0201	0.51	36	0.0050	0.13
15.0	0.0571	1.45	24.5	0.0190	0.48	37	0.0045	0.11
15.5	0.0540	1.37	25.0	0.0179	0.45	38	0.0040	0.10
16.0	0.0508	1.29	25.5	0.0169	0.43	39	0.0035	0.09
16.5	0.0481	1.22	26.0	0.0159	0.40	40	0.0031	0.08
17.0	0.0453	1.15	26.5	0.0150	0.38	41	0.0028	0.07
17.5	0.0428	1.09	27.0	0.0142	0.36	42	0.0025	0.06
18.0	0.0403	1.02	27.5	0.0134	0.34	43	0.0022	0.06
18.5	0.0381	0.97	28.0	0.0126	0.32	44	0.0020	0.05
19.0	0.0359	0.91	28.5	0.0120	0.30	45	0.0018	0.05
19.5	0.0340	0.86	29.0	0.0113	0.29	46	0.0016	0.04
20.0	0.0320	0.81	29.5	0.0107	0.27	47	0.0014	0.04
20.5	0.0303	0.77	30.0	0.0100	0.25
21.0	0.0285	0.72	30.5	0.0095	0.24

Conversion - mm to AWG
mm	NOM	Exact	mm	Nom	Exact	mm	Nom	Exact
Size	In	AWG	Size	In	AWG	Size	In	AWG
2.00	0.0787	12.22	0.55	0.0217	23.36	0.22	0.0087	31.26
1.90	0.0748	12.67	0.50	0.0197	24.18	0.21	0.0083	31.66
1.80	0.0709	13.13	0.48	0.0189	24.53	0.20	0.0079	32.08
1.70	0.0669	13.63	0.46	0.0181	24.90	0.19	0.0075	32.53
1.60	0.0630	14.15	0.44	0.0173	25.28	0.18	0.0071	32.99
1.50	0.0591	14.70	0.42	0.0165	25.68	0.17	0.0067	33.48
1.40	0.0051	15.30	0.40	0.0157	26.10	0.16	0.0063	34.01
1.30	0.0512	15.94	0.38	0.0150	26.55	0.15	0.0059	34.56
1.20	0.0472	16.63	0.36	0.0142	27.01	0.14	0.0055	35.16
1.10	0.0433	17.78	0.34	0.0134	27.51	0.13	0.0051	35.80
1.00	0.0394	18.20	0.32	0.0126	28.03	0.12	0.0047	36.49
0.95	0.0374	18.64	0.30	0.0118	28.59	0.11	0.0043	37.24
0.90	0.0354	19.11	0.29	0.0114	28.88	0.10	0.0039	38.06
0.85	0.0335	19.60	0.28	0.0110	29.18	0.09	0.0035	38.97
0.80	0.0315	20.13	0.27	0.0106	29.49	0.08	0.0031	39.99
0.75	0.0295	20.68	0.26	0.0102	29.82	0.07	0.0028	41.14
0.70	0.0276	21.28	0.25	0.0098	30.16	0.06	0.0024	42.47
0.65	0.0256	21.92	0.24	0.0094	30.51	0.05	0.0020	44.04
0.60	0.0236	22.61	0.23	0.0091	30.88	0.04	0.0016	45.96