MIL-PRF-11021H
and specified parameters measured at, the source end of the cable attached to pin F of the mating
connector. The cable end from socket K shall be connected to the cable end of socket A. The
measurement of the angular position of the switch assembly levers shall be performed on a
rotating inspection fixture. The axis of rotation of the switch lever shall be co-axial with the axis
of rotation of the fixture. The center of the lever is the plane, which bisects the lever and is
parallel to the axis of the rotation of the lever.
4.4 First article inspection. The first article sample shall consist of fifteen switches, and
if applicable, two samples of each crimp termination. Each crimp termination sample shall be
representative with regards to the terminal barrel size and gauge of the attached wire of the
terminations used in the switch assembly. The specimens, properly marked with identifying
information, shall be representative of the units proposed to be furnished to the Government.
First article inspection shall consist of examination for the defects specified in TABLE VII and
testing as specified in TABLE V.
4.4.1 First article test sequence. First article tests shall be conducted on the sample in
accordance with the test sequence specified in TABLE V.
4.4.2 First article inspection failure. Failure of any first article specimen to pass any
specified examination or test shall be cause for Government refusal to conduct additional testing
until the faults revealed have been corrected.
4.5 Quality conformance inspection. Noncompliance with any of the specified
requirements in section 3 and tests in section 4 shall be cause for rejection of the sample and the
inspection lot.
4.5.1 Sampling.
4.5.1.1 Lot formation. An inspection lot shall consist of all the switch assemblies of a
single type and part identification number (PIN), from an identifiable production period, from
one manufacturer, from one manufacturing location, submitted at the same time for acceptance.
4.5.1.2 Sampling for examination. Samples for quality conformance examination shall
be selected in accordance with general inspection level II of ASQ Z1.4.
4.5.2 Quality conformance examinations.
4.5.2.1 Acceptable quality level. Each sample selected in accordance with 4.4.1.2 shall
be examined to determine conformance to the following acceptable quality levels (AQL) on the
basis of percent defective.
AQL
Classification
Major
1.0
Minor
2.5
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