Wire Gauges |
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| Gauge | Washburn & Moen | British Imperial Standard (S.W.G.) | Birmingham or Stubs | American or Brown & Sharp |
| 7/0 | .4900″ | .500″ | – – – | – – – |
| 6/0 | .4615″ | .464″ | – – – | .5800″ |
| 5/0 | .4305″ | .432″ | .500″ | .5165″ |
| 5/0 | .4305″ | .432″ | .500″ | .5165″ |
| 4/0 | .3938″ | .400″ | .454″ | .4600″ |
| 3/0 | .3625″ | .372″ | .425″ | .4096″ |
| 2/0 | .3310″ | .348″ | .380″ | .3648″ |
| 1/0 | .3065″ | .324″ | .340″ | .3249″ |
| 1 | .2830″ | .300″ | .300″ | .2893″ |
| 2 | .2625″ | .276″ | .284″ | .2576″ |
| 3 | .2437″ | .252″ | .259″ | .2294″ |
| 4 | .2253″ | .232″ | .238″ | .2043″ |
| 5 | .2070″ | .212″ | .220″ | .1819″ |
| 6 | .1920″ | .192″ | .203″ | .1620″ |
| 7 | .1770″ | .176″ | .180″ | .1442″ |
| 8 | .1620″ | .160″ | .165″ | .1284″ |
| 9 | .1483″ | .144″ | .148″ | .1144″ |
| 10 | .1350″ | .128″ | .134″ | .1018″ |
| 11 | .1205″ | .116″ | .120″ | .0907″ |
| 12 | .1055″ | .104″ | .109″ | .0808″ |
| 13 | .0915″ | .092″ | .095″ | .0719″ |
| 14 | .0800″ | .080″ | .083″ | .0640″ |
| 15 | .0720″ | .072″ | .072″ | .0570″ |
| 16 | .0625″ | .064″ | .065″ | .0508″ |
| 17 | .0540″ | .056″ | .058″ | .0452″ |
| 18 | .0475″ | .048″ | .049″ | .0403″ |
| 19 | .0410″ | .040″ | .042″ | .0358″ |
| 20 | .0348″ | .036″ | .035″ | .0319″ |
| 21 | .0317″ | .032″ | .032″ | .0284″ |
| 22 | .0286″ | .028″ | .028″ | .0253″ |
| 23 | .0258″ | .024″ | .025″ | .0225″ |
| 24 | .0230″ | .022″ | .022″ | .0201″ |
| 25 | .0204″ | .020″ | .020″ | .0179″ |
| 26 | .0181″ | .018″ | .018″ | .0159″ |
| 27 | .0173″ | .0164″ | .016″ | .0141″ |
| 28 | .0162″ | .0148″ | .014″ | .0126″ |
| 29 | .0150″ | .0136″ | .013″ | .0112″ |
| 30 | .0140″ | .0124″ | .012″ | .0100″ |
| 31 | .0132″ | .0116 | .010″ | .0089″ |
| 32 | .0128″ | .0108″ | .009″ | .0079″ |
| 33 | .0118″ | .0100″ | .008″ | .0070″ |
| 34 | .0104″ | .0092″ | .007″ | .0063″ |
| 35 | .0095″ | .0084″ | .005″ | .0056″ |
| 36 | .0090″ | .0076″ | .004″ | .0050″ |
| 37 | .0085″ | .0068″ | – – – | .0044″ |
| 38 | .0080″ | .0060″ | – – – | .0039″ |
| 39 | .0075″ | .0052″ | – – – | .0035″ |
| 40 | .0070″ | .0048″ | – – – | .0031″ |
| 41 | .0066″ | .0044″ | – – – | .00280″ |
| 42 | .0062″ | .0040″ | – – – | .00249″ |
| 43 | .0060″ | .0036″ | – – – | .00222″ |
| 44 | .0058″ | .0032″ | – – – | .00198″ |
| 45 | .0055″ | .0028″ | – – – | .00176″ |
| 46 | .0052″ | .0024″ | – – – | .00157″ |
| 47 | .0050″ | .0020″ | – – – | .00140″ |
| 48 | .0048″ | .0016″ | – – – | .00124″ |
| 49 | .0046″ | .0012″ | – – – | .00111″ |
| 50 | .0044″ | .0010″ | – – – | .00099″ |
Wire Gauges
July 12, 2012