MIL-PRF-14409/3D
REQUIREMENTS:
Dimensions: See figure and table I.
DC voltage rating: 750 volts.
Construction: Quartz, see figure and table I.
Capacitance range: See table I.
Insulation resistance (IR): Method 302 of MIL-STD-202, test condition B (500 volts ± 10 percent); not less than
1,000,000 megohms throughout temperature range.
Quality factor (Q): See table I.
Thermal shock: Method 107 of MIL-STD-202, test condition A, except that the step 3 temperature shall be 150°C
± 5°C.
Barometric pressure (reduced): Not applicable.
TABLE I. Capacitor characteristics.
Capacitance
Dimensions 1/
Part or Indentifying
Dielectric
range
Q
Number (PIN)
material
Min
Max
J (max)
A ± .031 (0.79)
pF
pF
PC37Q4R5
.547 (13.89)
.438 (11.13)
1,500
Quartz
0.7
4.5
PC37Q060
.906 (23.01)
.625 (15.88)
1,500
Quartz
0.6
6.0
PC37Q100
.891 (22.63)
1.000 (25.40)
1,500
Quartz
0.8
10.0
PC37Q210
9.0
21.0
1.000 (25.40)
1.594 (40.49)
1,500
Quartz
1/ Metric equivalents (to the nearest 0.01 mm) are given for general information only. Millimeters are in
parentheses.
Changes from previous issue. The margins of this specification are marked with vertical lines to indicate where
changes from the previous issue were made. This was done as a convenience only and the Government assumes
no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the
requirements of this document based on the entire content irrespective of the marginal notations and relationship to
the last previous issue.
Custodians:
Preparing activity:
Army - CR
DLA - CC
Navy - EC
Air Force - 85
(Project 5910-2008-032)
DLA CC
Review activities:
Navy - AS, MC, OS
Air Force - 99
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.daps.dla.mil/.
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