MODEL SCALE CONVERSION CHART v2.0 timbratcher.com
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Scale 1:87 Conversion
FractionDecimalMillimeterScale Inches
--  
--0.00100.0254 0.0870
--0.00500.1270 0.4350
--0.01000.2540 0.8700
--0.01150.2920 1.0000
--0.01500.3810 1.3050
1/640.01560.3969 1.3594
--0.02000.5080 1.7400
--0.02300.5839 2.0000
--0.02500.6350 2.1750
1/320.03130.7938 2.7188
--0.03200.8128 2.7840
--0.03450.8759 3.0000
--0.03941.0000 3.4252
--0.04001.0160 3.4800
--0.04601.1678 4.0000
3/640.04691.1906 4.0781
--0.05751.4598 5.0000
--0.06001.5240 5.2200
1/160.06251.5875 5.4375
--0.06901.7517 6.0000
5/640.07811.9844 6.7969
--0.07872.0000 6.8504
--0.08002.0320 6.9600
--0.08052.0437 7.0000
--0.09202.3356 8.0000
3/320.09382.3813 8.1563
--0.10002.5400 8.7000
--0.10342.6276 9.0000
7/640.10942.7781 9.5156
--0.11492.9195 10.0000
--0.11813.0000 10.2756
1/80.12503.1750 10.8750
--0.12643.2115 11.0000
--0.13793.5034 12.0000
9/640.14063.5719 12.2344
--0.14943.7954 13.0000
--0.15003.8100 13.0500
5/320.15633.9688 13.5938
--0.15754.0000 13.7008
--0.16094.0874 14.0000
11/640.17194.3656 14.9531
--0.17244.3793 15.0000
--0.18394.6713 16.0000
3/160.18754.7625 16.3125
--0.19695.0000 17.1260
--0.20005.0800 17.4000
13/640.20315.1594 17.6719
--0.20695.2552 18.0000
7/320.21885.5563 19.0313
--0.22995.8391 20.0000
15/640.23445.9531 20.3906
--0.23626.0000 20.5512
1/40.25006.3500 21.7500
1/40.25006.3500 21.7500
--0.25296.4230 22.0000
17/640.26566.7469 23.1094
--0.27567.0000 23.9764
--0.27597.0069 24.0000
9/320.28137.1438 24.4688
19/640.29697.5406 25.8281
5/160.31257.9375 27.1875
--0.31508.0000 27.4016
--0.32188.1747 28.0000
21/640.32818.3344 28.5469
11/320.34388.7313 29.9063
--0.34488.7586 30.0000
--0.35439.0000 30.8268
23/640.35949.1281 31.2656
--0.36789.3425 32.0000
3/80.37509.5250 32.6250
25/640.39069.9219 33.9844
--0.39089.9264 34.0000
--0.393710.0000 34.2520
13/320.406310.3188 35.3438
--0.413810.5103 36.0000
27/640.421910.7156 36.7031
--0.433111.0000 37.6772
7/160.437511.1125 38.0625
29/640.453111.5094 39.4219
--0.459811.6782 40.0000
15/320.468811.9063 40.7813
--0.472412.0000 41.1024
31/640.484412.3031 42.1406
1/20.500012.7000 43.5000
--0.505712.8460 44.0000
--0.511813.0000 44.5276
33/640.515613.0969 44.8594
--0.528713.4299 46.0000
17/320.531313.4938 46.2188
35/640.546913.8906 47.5781
--0.551214.0000 47.9528
--0.551714.0138 48.0000
9/160.562514.2875 48.9375
37/640.578114.6844 50.2969
--0.590615.0000 51.3780
19/320.593815.0813 51.6563
39/640.609415.4781 53.0156
5/80.625015.8750 54.3750
41/640.640616.2719 55.7344
21/320.656316.6688 57.0938
43/640.671917.0656 58.4531
11/160.687517.4625 59.8125
--0.689717.5172 60.0000
45/640.703117.8594 61.1719
23/320.718818.2563 62.5313
47/640.734418.6531 63.8906
3/40.750019.0500 65.2500
49/640.765619.4469 66.6094
25/320.781319.8438 67.9688
--0.787420.0000 68.5039
51/640.796920.2406 69.3281
13/160.812520.6375 70.6875
--0.827621.0207 72.0000
53/640.828121.0344 72.0469
27/640.843821.4313 73.4063
55/640.859421.8281 74.7656
7/80.875022.2250 76.1250
57/640.890622.6219 77.4844
29/320.906323.0188 78.8438
--0.919523.3563 80.0000
59/640.921923.4156 80.2031
15/160.937523.8125 81.5625
61/640.953124.2094 82.9219
--0.965524.5241 84.0000
31/320.968824.6063 84.2813
--0.984325.0000 85.6299
63/640.984425.0031 85.6406
11.000025.4000 87.0000
11.000025.4000 87.0000
--1.103428.0276 96.0000
--1.181130.0000 102.7559
--1.241431.5310 108.0000
--1.379335.0345 120.0000