D38999/49 Defense Supply Center, D38999/49 Datasheet - Page 34

• Manufacturer Part Number: D38999/49
• Description: D38999K / D38999J 500 Cycle Contact
• Manufacturer: Defense Supply Center

24-month basis, beginning with the 12-month periodic test, which must be accomplished within this period
after notification of qualification and alternating thereafter with the 24-month periodic test. Samples
submitted to either of these periodic tests shall have passed groups A and B inspections
discretion of the qualifying agency an alternate test sequence may be performed):
selected and tested in accordance with the following (At the discretion of the qualifying agency an alternate
test sequence may be performed).
considered to have failed.
4.4.2.1.2 Twenty-four month periodic tests. Every 24 months, mating connector sample units shall be
4.4.2.1 Group C inspection (periodic tests). Periodic tests shall be performed on a 12-month and
4.4.2.1.1 Twelve-month periodic test. The following tests shall be performed as follows (At the
4.4.2.1.3 Failures. If one or more sample units fail to pass group C inspection, the sample shall be
b. On one receptacle shell and plug shell (with coupling nut) of any small and large shell size of
a. On two mating connectors in -35 arrangement of the largest shell size in regular production during
b. On one mating pair of connectors, except hermetics, of any representative shell size for each
c. On two mating connectors of any representative size and arrangement, one
d. On one receptacle shell and plug shell (with coupling nut) of any small and large shell size of
a. For each series qualified, two mating plugs and receptacles from each shell size range and
c. Two mating plugs and hermetic receptacles in each series shall be provided. These samples
d. Sufficient hermetic receptacles shall be provided to furnish a minimum of 50 socket contacts of
that period - Humidity in accordance with 4.5.25.
contact size qualified and arrangement - high temperature exposure with contact loading in
accordance with 4.5.33 except that the time period shall be 250 hours.
pair being subjected to each of the specified fluids - fluid immersion in accordance with 4.5.29
except that the fluids shall be:
(1) MIL-DTL-5624, JP-5,
(2) Hydraulic fluid (M2-V Chevron Oil, or equivalent).
each finish style qualified conduct the salt spray test of 4.5.12.
having each service rating represented shall be provided. The three shell size ranges are small
(sizes 8 through 13), medium (sizes 14 through 19), and large (sizes 20 through 25). One mating
pair from each shell size range shall be fully wired with the applicable wire listed in table XII
maximum diameter and subjected to the applicable tests of table VII, group 1. The remaining
samples shall be fully wired with the applicable wire listed in table XII minimum diameter and
subjected to the applicable tests of table VII, group 2.
shall include at least three shell sizes, small (sizes 8 through 13), medium (sizes 14 through 19),
and large (sizes 20 through 25) manufactured during the period, and all three service ratings.
One mating sample of each configuration shall be fully wired per 4.3.2b and subjected to the
applicable tests of table VII, group 1. The remaining samples shall be fully wired in accordance
with 4.3.2 and subjected to the applicable test of table VII, group 3.
each mating end size. Mating plugs with pin contacts shall be provided to furnish mating pins.
These samples shall be fully wired with wire specified in Table VI and subjected to the tests of
table VII, group 8. Examples of wires that can be used are MIL-W-22759 or MIL-DTL-81381.
each finish style qualified conduct the salt spray test of 4.5.12.
MIL-DTL-38999K
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