Magnet Wire Tables

Magnet Wire

Specifications for Single Film Insulation, Round

AWG Size  Nominal Bare Wire Diameter Film Addition Min Film Addition Max Outside Diameter Min Outside Diameter Nom Outisde Diameter Max Pounds/MFT Nominal Feet/Pounds Nominal OHMS/MFT Nominal OHMS/Pound Nominal Wire Per Square Inch
8 .1285 .0016 .0026 .1288 .1306 .1324 50.23 19.91 0.6281 0.0125 59
9 .1144 .0016 .0026 .1149 .1165 .1181 39.80 25.13 0.7925 0.01991 74
10 .1019 .0015 .0025 .1024 .1039 .1054 31.57 31.68 0.9987 0.03163 93
11 .0907 .0015 .0025 .0913 .0927 .0941 25.05 39.92 1.261 0.0503 116
12 .0808 .0014 .0024 .0814 .0827 .0840 19.93 50.18 1.588 0.0797 146
13 .0720 .0014 .0023 .0727 .0739 .0750 15.81 63.25 2.001 0.1266 183
14 .0641 .0014 .0023 .0649 .0660 .0670 12.50 80.80 2.524 0.2019 230
15 .0571 .0013 .0022 .0578 .0589 .0599 9.95 100.50 3.181 0.3197 288
16 .0508 .0012 .0021 .0515 .0525 .0534 7.89 126.70 4.018 0.5093 363
17 .0453 .0012 .0020 .0460 .0469 .0478 6.26 159.70 5.054 0.8073 455
18 .0403 .0011 .0019 .0410 .0418 .0426 4.97 201.20 6.386 1.2849 572
19 .0359 .0011 .0019 .0366 .0374 .0382 3.95 253.20 8.046 2.037 715
20 .0320 .0010 .0018 .0327 .0334 .0341 3.13 319.50 10.13 3.2364 896
21 .0285 .0010 .0018 .0292 .0299 .0306 2.483 402.70 12.77 5.143 1119
22 .0253 .0010 .0017 .0260 .0267 .0273 1.970 507.60 16.2 8.223 1403
23 .0226 .0009 .0016 .0233 .0239 .0244 1.565 650.00 20.3 12.971 1751
24 .0201 .0009 .0015 .0208 .0213 .0218 1.240 805.50 25.67 20.702 2204
25 .0179 .0009 .0014 .0180 .0191 .0195 .988 1012.1 32.37 32.763 2741
26 .0159 .0008 .0013 .0165 .0170 .0174 .784 1276 41.02 52.32 3460
27 .0142 .0008 .0013 .0149 .0153 .0156 .623 1605 51.44 82.57 4272
28 .0126 .0007 .0012 .0132 .0136 .0139 .495 2820 65.31 131.94 5407
29 .0113 .0007 .0012 .0119 .0123 .0126 .394 2538 81.21 206.12 6610
30 .0100 .0006 .0011 .0155 .0109 .0112 .312 3205 103.7 332.37 8417
31 .0089 .0006 .0010 .0094 .0097 .0100 .2480 4032 130.9 527.8 10628
32 .0080 .0006 .0010 .0085 .0088 .0091 .1966 5086 162 824 12913
33 .0071 .0005 .0009 .0075 .0078 .0081 .1570 6369 205.7 1310.2 16437
34 .0063 .0005 .0008 .0067 .0070 .0072 .1244 8039 261.3 2100.5 20408
35 .0056 .0004 .0007 .0059 .0062 .0064 .0989 10111 330.7 3343.8 26015
36 .0050 .0004 .0007 .0053 .0056 .0058 .0788 12690 414.8 5264 31888
37 .0045 .0003 .0006 .0047 .0050 .0052 .0624 16026 512.1 8207 40000
38 .0040 .0003 .0006 .0042 .0045 .0047 .0494 20243 648.2 13121 49383
39 .0035 .0002 .0005 .0036 .0039 .0041 .0393 25445 846.6 21542 65746
40 .0031 .0002 .0005 .0012 .0035 .0037 .0313 31949 1079 34473 81633
41 .0028 .0002 .0004 .0029 .0031 .0033 .02470 40486 1323 53563 104058
42 .0025 .0002 .0004 .0026 .0028 .0030 .01946 51387 1659 85252 127551
43 .0022 .0002 .0003 .0023 .0025 .0026 .01548 64599 2143 138437 160000
44 .0020 .0001 .0003 .0020 .0022 .0024 .01233 81103 2593 210300 206611
45 .00176 .0001 .00022 .00179 .0012 .00205 .00965 103627 3348 346943 345304
46 .00157 .0001 .00021 .00161 .00173 .00185 .00767 130378 4207 548501 420521
47 .00140 .0001 .00024 .00145 .00158 .00170 .00615 162602 5291 860325 510204
48 .00124 .0001 .00021 .00129 .00140 .00150 .00487 205339 6745 1385010 649773
49 .00111 .0001 .00014 .00117 .00240 .00130 .00385 258000 8417 2200000
50 .00099 .0001 .00017 .00105 .00112 .00120 .00310 312000 10580 3400000
51 .00088 .00010 .00018 .00095 .00102 .00110 .00240 416600 13390 5500000
52 .00078 .00010 .00019 .00085 .00092 .00100 .00180 555000 17050 9400000
53 .00070 .00005 .00031 .00072 .00079 .00085 .00150 667000 21170 14000000
54 .00062 .00005 .00020 .00065 .00070 .00075 .00120 859000 26980 23000000
55 .00055 .00005 .00013 .00058 .00064 .00070 0.00092 1090000 34280
56 .00049 .00005 .00014 .00052 .00059 .00065 0.00072 1380000 43190

For gauge size forty-five through fifty-six, all dimensions are theoretical.
All magnet wire constructions are manufactured in accordance with Military Specification J-W-1177.

Specifications for Heavy Film Insulation, Round

AWG Size  Nominal Bare Wire Diameter Film Addition Min Film Addition Max Outside Diameter Min Outside Diameter Nom Outisde Diameter Max Pounds/MFT Nominal Feet/Pounds Nominal OHMS/MFT Nominal OHMS/Pound Nominal Wire Per Square Inch
8 0.1285 0.0033 0.0044 0.1305 0.1234 0.1342 50.42 19.83 0.6281 0.01246 57
9 0.1144 0.0032 0.0043 0.1165 0.1182 0.1198 39.97 25.02 0.7925 0.01983 72
10 0.1019 0.0031 0.0042 0.104 0.1056 0.1071 31.72 31.53 0.9987 0.0983 90
11 0.0907 0.003 0.0041 0.0928 0.0943 0.0957 25.18 39.71 1.261 0.0501 112
12 0.0808 0.0029 0.0039 0.0829 0.0842 0.0855 20.03 49.93 1.588 0.0793 141
13 0.072 0.0028 0.0038 0.0741 0.0753 0.0765 15.9 62.89 2.001 0.1258 176
14 0.0641 0.0027 0.0037 0.0662 0.0673 0.0684 12.57 79.55 2.524 0.2008 221
15 0.0571 0.0026 0.0036 0.0591 0.0602 0.0613 10.01 99.9 3.181 0.3178 276
16 0.0508 0.0026 0.0035 0.0529 0.0539 0.0548 7.95 125.79 4.018 0.5054 344
17 0.0453 0.0025 0.0034 0.0473 0.0483 0.0492 6.32 158.23 5.054 0.7997 429
18 0.0403 0.0024 0.0033 0.0423 0.0432 0.044 5.02 199.2 6.386 1.2721 536
19 0.0359 0.0023 0.0032 0.0378 0.0387 0.0395 3.99 250.6 8.046 2.0165 668
20 0.032 0.0022 0.003 0.0339 0.0346 0.0353 3.16 316.5 10.13 3.2057 835
21 0.0285 0.0021 0.0029 0.0303 0.031 0.0317 2.51 398.4 12.77 5.008 1041
22 0.0253 0.002 0.0028 0.027 0.0277 0.0284 1.99 502.5 16.2 8.141 1303
23 0.0226 0.0019 0.0027 0.0243 0.0249 0.0255 1.59 628.9 20.3 12.767 1613
24 0.0201 0.0019 0.0026 0.0218 0.0224 0.0229 1.26 793.7 25.67 20.373 1993
25 0.0179 0.0018 0.0025 0.0195 0.0201 0.0206 1.005 995 32.37 32.209 2475
26 0.0159 0.0017 0.0024 0.0174 0.018 0.0185 0.799 1252 41.02 51.34 3086
27 0.0142 0.0016 0.0022 0.0157 0.0161 0.0165 0.634 1577 51.44 81.14 3858
28 0.0126 0.0015 0.0021 0.014 0.0144 0.0148 0.504 1984 65.31 129.5 4823
29 0.0113 0.0014 0.002 0.0126 0.013 0.0134 0.401 2494 81.21 202.52 5917
30 0.01 0.0013 0.0019 0.0112 0.0116 0.012 0.318 3145 103.7 326.1 7432
31 0.0089 0.0013 0.0018 0.0101 0.0105 0.0108 0.254 3937 130.9 515.4 9070
32 0.008 0.0011 0.0017 0.0091 0.0095 0.0098 0.2019 4953 162 802.4 11080
33 0.0071 0.0001 0.0016 0.0081 0.0085 0.0088 0.1611 6207 205.7 1276.8 13841
34 0.0063 0.001 0.0014 0.0072 0.0075 0.0078 0.1269 7880 261.3 2059.1 17778
35 0.0056 0.0009 0.0013 0.0064 0.0067 0.007 0.101 9901 330.7 3274.3 22277
36 0.005 0.0008 0.0012 0.0057 0.006 0.0063 0.0803 12453 414.8 5166 27778
37 0.0045 0.0008 0.0011 0.0052 0.0055 0.0057 0.0641 15601 512.1 7989 33058
38 0.004 0.0007 0.001 0.0046 0.0049 0.0051 0.0509 19646 648.2 12735 41649
39 0.0035 0.0006 0.0009 0.004 0.0043 0.0045 0.0403 24814 846.6 21007 54083
40 0.0031 0.0006 0.0008 0.0036 0.0038 0.004 0.0319 31348 1079 33824 69252
41 0.0028 0.0005 0.0007 0.0032 0.0034 0.0036 0.0252 39683 1323 52500 86505
42 0.0025 0.0004 0.0006 0.0028 0.003 0.0032 0.0199 50251 1659 83367 111111
43 0.0022 0.0004 0.0006 0.0025 0.0027 0.0029 0.0159 62893 2143 134780 137174
44 0.002 0.0004 0.0006 0.0023 0.0025 0.0027 0.0127 78470 2593 204173 160000
45 0.00176 0.0003 0.0005 0.0021 0.0022 0.0023 0.0099 101000 3348 346943
46 0.00157 0.0003 0.0005 0.0019 0.002 0.0021 0.0079 127000 4207 548501
47 0.0014 0.0003 0.0005 0.0017 0.0018 0.0019 0.0063 160000 5291 860325
48 0.00124 0.0002 0.0004 0.0015 0.0016 0.0017 0.005 200000 6745 1385010
49 0.00111 0.0002 0.0004 0.0013 0.0014 0.0015 0.0039 253000 8417 2200000
50 .00099 .0002 .0004 .0012 .0013 .0014 .0031 316000 10580.00 3400000

For gauge size forty-five through fifty-six, all dimensions are theoretical.
All magnet wire constructions are manufactured in accordance with Military Specification J-W-1177.

Specifications for Triple Film Insulation, Round

AWG Size  Nominal Bare Wire Diameter Film Addition Min Film Addition Max Outside Diameter Min Outside Diameter Nom Outisde Diameter Max Pounds/MFT Nominal Feet/Pounds Nominal OHMS/MFT Nominal OHMS/Pound Nominal Wire Per Square Inch
8 .1285 .0045 .0057 .1317 .1336 .1355 50.55 19.78 0.6281 0.01243 56
9 .1144 .0044 .0056 .1176 .1194 .1211 40.08 24.95 0.7925 0.01977 70
10 .1019 .0043 .0055 .1052 .1068 .1084 31.83 31.42 0.9987 0.03137 88
11 .0907 .0042 .0053 .0940 .0955 .0969 25.27 39.57 1.261 0.0499 110
12 .0808 .0040 .0051 .0840 .0854 .0867 20.12 49.7 1.588 0.07893 137
13 .0720 .0039 .0049 .0752 .0764 .0776 15.97 62.62 2.001 0.1253 171
14 .0641 .0038 .0048 .0673 .0684 .0695 12.64 79.11 2.524 0.1997 214
15 .0571 .0037 .0047 .0602 .0613 .0624 10.07 99.3 3.181 0.3159 266
16 .0508 .0036 .0045 .0539 .0549 .0558 8.00 125 4.018 0.5023 332
17 .0453 .0035 .0044 .0483 .0493 .0502 6.36 157.2 5.054 0.7947 411
18 .0403 .0034 .0043 .0433 .0442 .0450 5.06 197.6 6.386 1.2621 512
19 .0359 .0033 .0041 .0388 .0396 .0404 4.02 248.8 8.046 2.0014 638
20 .0320 .0031 .0039 .0348 .0355 .0362 3.19 313.5 10.13 3.1755 793
21 .0285 .0030 .0038 .0312 .0319 .0326 2.540 393.7 12.77 5.028 983
22 .0253 .0029 .0036 .0279 .0286 .0292 2.010 497.5 16.2 8.06 1223
23 .0226 .0028 .0035 .0252 .0258 .0263 1.610 621.1 20.3 12.609 1502
24 .0201 .0027 .0034 .0226 .0232 .0237 1.280 781.3 25.67 20.055 1858
25 .0179 .0026 .0033 .0203 .0209 .0214 1.018 982.3 32.37 31.798 2289
26 .0159 .0025 .0031 .0182 .0187 .0192 .809 1236 41.02 50.7 2860
27 .0142 .0023 .0029 .0164 .0168 .0172 .643 1555 51.44 80 3543
28 .0126 .0022 .0028 .0147 .0151 .0155 .513 1949 65.31 127.31 4386
29 .0113 .0021 .0027 .0133 .0137 .0141 .409 2445 81.21 198.56 5328
30 .0100 .0020 .0026 .0119 .0123 .0127 .325 3077 103.7 319.08 6610
31 .0089 .0019 .0025 .0107 .0111 .0115 .2590 3861 130.9 505.4 8116
32 .0080 .0018 .0024 .0097 .0101 .0105 .1650 4831 162 782.6 9803
33 .0071 .0017 .0023 .0087 .0091 .0095 .1650 6061 205.7 1246.7 12076
34 .0063 .0015 .0020 .0077 .0081 .0054 .1310 7634 261.3 1994.7 15242
35 .0056 .0014 .0019 .0069 .0073 .0076 .1045 9569 330.7 3164.6 18765
36 .0050 .0013 .0018 .0062 .0066 .0069 .0834 11990 414.8 4974 22957
37 .0045 .0012 .0016 .0056 .0059 .0062 .0660 15152 512.1 7759 28727
38 .0040 .0011 .0015 .0050 .0053 .0056 .0526 19011 648.2 12323 35600
39 .0035 .0010 .0014 .0044 .0047 .0050 .0418 23923 846.6 20254 45269
40 .0031 .0009 .0012 .0039 .0042 .0044 .0332 30120 1079 32500 56590
41 .0028 .0008 .0011 .0035 .0038 .0040 .0264 37879 1323 50114 69252
42 .0025 .0007 .0010 .0031 .0034 .0036 .0210 47619 1659 79000 86505
43 .0022 .0007 .0010 .0028 .0030 .0032 .0169 59172 2143 126805 111111
44 .0020 .0007 .0010 .0026 .0028 .0030 .0136 73529 2593 190662 127551
All magnet wire constructions are manufactured in accordance with Military Specification J-W-1177.