MIL-DTL-5578D
4.2.2.2 Phase II tests. Phase II first article tests shall consist of the following tests described
under 4.5 and shall be conducted in the order listed:
a.
Inspection ----------------------------------4.5.1
b.
Installation ---------------------------------4.5.6
c.
Capacity ------------------------------------4.5.7
d.
Pressure -------------------------------------4.5.8
e.
Slosh or slosh and vibration resistance -4.5.9
f.
Dissection ----------------------------- ----4.5.13
g.
Accelerated load resistance --------------4.5.14
h.
Gunfire resistance on tank installation --4.5.15
4.3 Conformance inspections. Conformance inspections shall consist of:
a. Individual tests -------------4.3.1
b. Sampling plans and tests --4.3.2
4.3.1 Individual tests. Each fuel cell shall be subjected to the following tests as described
under 4.5.1:
a.
Examination ----------------4.5.1.1
b.
Workmanship --------------4.5.1.2
c.
Dimensions ----------------4.5.1.3
d.
Weight ----------------------4.5.1.4
4.3.2 Sampling plans and tests.
4.3.2.1 Capacity check samples. Each of the first 10 production cells shall be checked for
capacity in accordance with 4.5.7. An average head-versus-volume curve shall be constructed
from these tests.
4.3.2.2 Stand test samples. Cells selected at random from part numbers specified by the
contractor and the procuring activity, in accordance with the following schedule, or as specified
by the procuring activity, shall be subjected to the stand test described in 4.5.2. In the event that
more than one part number is selected for sampling, the tests shall be conducted on an alternating
basis.
Number of samples
Number of units produced
1
1-50
1
1 every 90 days or 1 out of each
additional 500 cells, whichever occurs first
10
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