MIL-DTL-20176G
3.9 Workmanship. When examined in accordance with 4.5, the inner tube outer cover and ends
of the hose shall not have more than the total visual defects allowed.
4. VERIFICATION
4.1 Classification of inspection. The inspection requirements specified herein are classified as
follows:
a. First article inspection (see 4.2).
b. Conformance inspection (see 4.3).
4.2 First article inspection. The first article inspection shall be performed on one sample hose
length or hose assembly when a first article is required (see 3.1, 6.2, and 6.3). This inspection
shall include the examination of 4.5, and the tests of 4.6. The first article may be either a first
production item or a standard production item from the supplier's current inventory provided the
item meets the requirements of the specification and is representative of the design, construction,
and manufacturing technique applicable to the remaining items to be furnished under the contract.
4.3 Conformance inspection. The quality conformance inspection shall include the examination
of 4.5, the tests of 4.6. This inspection shall be performed on the samples selected in accordance
with 4.4.
4.4 Sampling. Sampling and inspection procedures shall be in accordance with ANSI-Z1.4. The
unit of product shall be one hose assembly. All hose assemblies offered for delivery at one time
shall be considered a lot for the purpose of inspection.
4.4.1 Sampling for examination. Guidance for inspection level and an Acceptable Quality Level
(AQL) is provided in 6.5.1.
4.4.2 Sampling for tests. Guidance for inspection level and an AQL is provided in 6.5.2.
4.5 Examination. Each of the sample hose lengths shall be examined for compliance with the
requirements in section 3 of this document. This element of inspection shall encompass all visual
examinations and dimensional measurements. Noncompliance with any specified requirements or
presence of one or more defects preventing or lessening maximum efficiency shall constitute cause
for rejection.
4.6 Tests.
4.6.1 Length. Hose selected shall be measured for length as specified in ASTM D 380.
4.6.2 Inside diameter. Hose selected shall have the id measured in accordance with
ASTM D 380.
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