MIL-STD-202H.pdf - 第207页

MI L - S TD - 202 -2 1 4 T ABL E II. V al u es f or t e s t - c on di t i o n I I . 1 / C har ac t er i s t i c s Te s t c ond i t i o n l et t er P ow er s pec t r al dens i t y O v er al l r ms G A B C D E F G H J K . …

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MIL-STD-202-214
TABLE I. Values for test-condition I. 1/
Characteristics
Test
condition letter
Power spectral
density
Overall
rms G
A
B
C
D
E
F
G
H
J
K
.02
.04
.06
.1
.2
.3
.4
.6
1.0
1.5
5.35
7.56
9.26
11.95
16.91
20.71
23.91
29.28
37.80
46.30
1/ For duration of test, see 4.3
FIGURE 2. Test condition II, random vibration test-curve envelope (see table II).
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MIL-STD-202-214
TABLE II. Values for test-condition II. 1/
Characteristics
Test
condition letter
Power spectral
density
Overall
rms G
A
B
C
D
E
F
G
H
J
K
.02
.04
.06
.1
.2
.3
.4
.6
1.0
1.5
6.21
8.78
10.76
13.89
19.64
24.06
27.78
34.02
43.92
53.79
1/ For duration of test, see 4.3
5. DETAILED REQUIREMENTS
5.1 Measurements. Measurements are to be made before and after the required number of shocks unless
otherwise specified, and during the test if specified.
5.2 Summary. The following details are to be specified in the individual specification:
a. Monitoring instrumentation, if applicable (see 4.1.2).
b. The number and location of test points (see 4.1.2.1).
c. Method of mounting and orientation (see 4.2).
d. Test condition (I or II); letter (A-K); and duration of test (3-minutes, 15-minutes, 1-1/2 hours, or 8-hours)
(see 4).
e. Order of application of vibration direction, if applicable (see 4.3).
f. Measurements before, during, and after test (see 5.1).
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MIL-STD-202-214
6. NOTES
(This section contains information of a general or explanatory nature that may be helpful, but is not mandatory.)
6.1 Supersession data. The main body and 38 parts of this revision of MIL-STD-202 replace superseded MIL-STD-
202.
Custodians: Preparing activity:
Army - CR DLA – CC
Navy - EC
Air Force - 85 (Project 59GP-2015-028)
DLA - CC
Review activities:
Army - AR, AT, AV, CR4, MI, SM, TE
Navy - AS, OS, SH
Air Force - 19, 99
NSA - NS
NOTE: The activities listed above were interested in this document as of the date of this document. Since
organizations and responsibilities can change, you should verify the currency of the information above using the
ASSIST Online database at https://assist.dla.mil/
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