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SHEET METAL GAUGES

U.S.S. Manufacturers Standard

NO. OF SHEET
METAL GAUGE
DECIMAL
(APPROX.)
NO. OF SHEET
METAL GAUGE
DECIMAL
(APPROX.)
3 .2391 17 .0538
4 .2242 18 .0478
5 .2092 19 .0418
6 .1943 20 .0359
7 .1793 21 .0329
8 .1644 22 .0299
9 .1495 23 .0269
10 .1345 24 .0239
11 .1196 25 .0209
12 .1046 26 .0179
13 .0897 27 .0164
14 .0747 28 .0149
15 .0673 29 .0135
16 .0598 30 .0120

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RIVET
BODY
DIAMETER
SHOP HEAD
DIAMETER
SHOP HEAD
HEIGHT
MIN./MAX. MIN./MAX.
1/16 .080/.110 .020/.040
3/32 .120/.160 .030/.060
1/8 .160/.210 .040/.080
5/32 .200/.270 .050/.100
3/16 .240/.320 .060/.120
1/4 .330/.430 .080/.170
5/16 .410/.530 .110/.210
3/8 .490/.640 .120/.250

This chart is a guide to help determine how much a solid rivet should be squeezed. This is general information and may vary greatly depending upon the application. The “Shop Head” size should generally fall within this table.

CONVERSIONS

FRACTION / DECIMAL / MILLIMETER

FRACTION DEC MM FRACTION DEC MM
1/64—- .0156 0.396 33/64—- .5156 13.297
1/32———– .0312 0.793 17/32———– .5312 13.494
3/64—- .0468 1.19 35/64—- .5468 13.891
1/16——————- .0625 1.587 9/16——————- .5625 14.288
5/64—- .0781 1.984 37/64—- .5781 14.684
3/32———– .0937 2.381 19/32———– .5937 15.081
7/64—- .1093 2.778 39/64—- .6093 15.478
1/8————————- .1250 3.175 5/8————————- .6250 15.875
9/64—- .1406 3.571 41/64—- .6406 16.272
5/32———– .1562 3.968 21/32———– .6562 16.669
11/64—- .1718 4.366 43/64—- .6718 17.066
3/16——————- .1875 4.763 11/16——————- .6875 17.463
13/64—- .2031 5.159 45/64—- .7031 17.859
7/32———– .2187 5.556 23/32———– .7187 18.256
15/64—- .2343 5.953 47/64—- .7343 18.653
1/4————————- .2500 6.350 3/4————————- .7500 19.050
17/64—- .2656 6.747 49/64—- .7656 19.447
9/32———– .2812 7.144 25/32———– .7812 19.844
19/64—- .2968 7.541 51/64—- .7968 20.241
5/16——————- .3125 7.938 13/16——————- .8125 20.638
21/64—- .3281 8.334 53/64—- .8281 21.034
11/32———– .3437 8.731 27/32———– .8437 21.431
23/64—- .3593 9.128 55/64—- .8593 21.828
3/8————————- .3750 9.525 7/8————————- .8750 22.225
25/64—- .3906 9.922 57/64—- .8906 22.622
13/32———– .4062 10.319 29/32———– .9062 23.019
27/64—- .4218 10.716 59/64—- .9218 23.416
7/16——————- .4375 11.113 15/16——————- .9375 23.813
29/64—- .4531 11.509 61/64—- .9531 24.209
15/32———– .4687 11.906 31/32———– .6987 24.606
31/64—- .4843 12.303 63/64—- .9843 25.003
1/2————————- .5000 12.700 1————————- 1.0000 25.400