MIL-DTL-81581/2B(AS)
4.1.1 Qualification inspection. The qualification inspection of the hose assembly shall
consist of the following examinations and tests from the general specification:
Visual examination
Polarity (color code) and electrical continuity, procedure I
Insulation resistance, procedure I
Elongation, procedure II
Odor, procedure I
Cleanliness, procedures I and II
Leakage, procedure III
Flexibility, procedure IV (under environmental conditions, procedure II)
Minimum burst pressure, procedure III
Tensile load, procedure II and procedure III (if applicable)
Static load, procedure I
Restraint cord elongation and tensile strength
Low temperature, procedure I
High temperature, procedure I
Flexibility endurance, procedure II
Ozone-resistance, procedure I
Abrasion, procedure I
4.1.2 First article inspection. The first article inspection of the hose assembly shall consist
of the applicable examinations and tests specified in the general specification with the applicable
procedure as specified herein.
4.1.2.1 First article samples. The first article samples shall consist of four hose assemblies
of the part number contracted for.
4.1.2 Conformance inspection. Conformance inspection shall consist of the following tests
from the general specification. The sample size and acceptance criteria shall be as specified in
the general specification.
Visual examination
Polarity (color code) and electrical continuity, procedure I
Insulation resistance, procedure I
Elongation, procedure II
Odor, procedure I
Cleanliness, procedure I
Leakage, procedure III
Flexibility, procedure IV
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