MIL-DTL-6396F
TABLE II. Phase I tests (Type II and III tanks).
Tests
Para. No.
Oil
Fuel
Water-Alcohol
Leakage 1/
4.5.1.5
X
X
X
Aging
4.5.5
X
-
-
Slosh
4.5.8
X
X
X
Stand test (phase I)
4.5.9
X
X
X
Humidity
4.5.10
X
X
X
Fuel resistance
of exterior surface
4.5.11
X
X
X
Permeability
4.5.12
-
X
-
Fuel contamination
4.5.13
-
X
-
Oil dilution resistance
2/
4.5.14
X
-
-
Inner liner strength
4.5.15
X
X
X
Seam adhesion
4.5.16
X
X
X
Puncture resistance
4.5.17
X
X
X
Impact resistance 3/
4.5.18
X
X
X
Gunfire (phase I) 4/
4.5.19
X
X
-
X Indicates test applicable
- Indicates test not applicable
1/
Upon completion of the leakage test, tests may be run in any order desired.
2/
Applies only to oil tanks to be used on aircraft employing an oil dilution system.
3/
This test applicable to Type III tanks only.
4/
This test applicable to Type II, Class B tanks only.
4.2.2 Phase II: First article inspection (Type I, II, III tanks). Phase II tests shall consist of
these tests accomplished on full-scale tanks. The first article inspections are listed in table III.
Unless otherwise specified, the tests shall be conducted in the sequence listed.
4.2.2.1 Phase II: Test samples (Type I, II, III tanks). Using metal fittings with an outer
diameter of 2 to 5 inches, a minimum of three test samples shall be used to verify each different
fitting flange interface design and each tank attachment method (see 4.5.28.2 and 4.5.28.3).
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