MIL-DTL-45225F(MR)
Minimum ballistic limits (protection at 0o obliquity) for
TABLE V.
type I, class A material using caliber .50 FSP.1/
Thickness,
Required
Thickness,
Required
Thickness,
Required
inches
BL(P)fps
inches
BL(P)fps
inches
BL(P)fps
0.650
1290
0.820
1910
0.990
2585
0.660
1325
0.830
1950
1.000
2625
0.670
1360
0.840
1985
1.010
2670
0.680
1395
0.850
2025
1.020
2710
0.690
1430
0.860
2065
1.030
2755
0.700
1465
0.870
2105
1.040
2795
0.710
1500
0.880
2140
1.050
2840
0.720
1540
0.890
2180
1.060
2885
0.730
1575
0.900
2220
1.070
2930
0.740
1615
0.910
2260
1.080
2970
2/ 0.750
1650
0.920
2300
1.090
3015
3/ 1.100
0.760
1685
0.930
2340
3060
0.770
1725
0.940
2380
1.110
3100
0.780
1760
0.950
2420
1.120
3140
0.790
1800
0.960
2460
1.130
3180
0.800
1835
0.970
2500
1.140
3220
0.810
1875
0.980
2545
1.150
3260
_________________________________________________________________________________
1/ FSP denotes fragment simulating projectile.
2/
Spec. requirements for this test start at ordered thickness of 0.750 inches.
3/
Spec. requirements for this test end at ordered thickness of 1.10 inches.
NOTE: Thickness less than (see footnote 2/) and greater than (see footnote 3/)
is a requirement for undersize or oversize forgings.
13
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