TM 5-3805-262-20
APPENDIX G
METRIC CONVERSIONS
Table G-1. Fractions to Decimals to Millimeters
Fraction
Decimal
MM
Fraction
Decimal
MM
Fraction
Decimal
MM
1/64
.0156
0.397
23/64
.3593
9.128
45/64
.7031
17.859
1/32
.0312
0.794
3/8
.3750
9.525
23/32
.7187
18.256
3/64
.0468
1.191
25/64
.3906
9.922
47/64
.7343
18.653
1/16
.0625
1.587
13/32
.4062
10.319
3/4
.7500
19.050
5164
.0781
1.984
27/64
.4218
10.716
49/64
.7656
19,447
3/32
.0937
2.381
7/16
.4375
11.113
25/32
.7812
19.844
7/64
.1093
2.778
29/64
.4531
11.509
5
1/64
.7968
20.240
1/8
.1250
3.175
15/32
.4687
11.906
13/16
.8125
20.637
9164
.1406
3.572
31/64
.4843
12,303
53/64
.8281
21.034
5/32
.1562
3.969
1/2
.5000
12.700
27/32
.8437
21.431
11/64
.1719
4.366
33/64
.5156
13,097
55/64
.8593
21.828
3/16
.1875
4.762
17/32
.5312
13.494
7/8
.8750
22.225
13/64
,2031
5.159
35164
.5468
13.890
57/64
.8906
22.622
7/32
.2187
5.556
9/16
.5625
14.287
29/32
.9062
23.019
15/64
.2343
5.953
37/64
.5781
14.684
59/64
.9218
23.415
1/4
.2500
6.350
19/32
.5937
15.081
15/16
.9375
23.812
17/64
.2656
6.747
39/64
.6093
15.478
61/64
.9531
24.209
9/32
.2812
7.144
5/8
.6250
15.875
31/32
.9687
24.606
19/64
.2968
7.541
41/64
.6406
16.272
63/64
.9843
25.003
5/16
.3125
7.937
21/32
.6562
16.669
1
1.0000
25.400
21/64
.3281
8.334
43/64
.6718
17.065
11/32
.3437
8.731
11/16
.6875
17.462
Table G-2. Inch to Millimeter
Inch
MM
Inch
MM
Inch
MM
Inch
MM
1
25,400
6
152.000
20
508.000
70
1778.000
2
50.800
7
177.800
30
762.000
80
2032.000
3
76.200
8
203.200
40
1016.000
90
2286.000
4
101.600
9
228.600
50
1270.000
100
2540.000
5
127.000
10
254.000
60
1524.000
G-1/(G-2 blank)
