MIL-DTL-60517C
4.1.1 Quality assurance terms and definitions. Reference shall be made to ASQ A8402 to define the
quality assurance terms used.
4.1.2 Inspection. Inspection shall be in accordance with MIL-A-2550.
Classification of Characteristics. The inspection requirements specified herein are classified as
4.2
follows:
a. First article inspection (see 4.4)
b. Quality conformation inspection (see 4.5)
Inspection conditioning. Unless otherwise specified (see 6.2), all inspections shall be performed
4.3
under the following conditions:
a.
Temperature: Room ambient 20 to 25 °C (68 to 77 °F)
b.
Altitude: Sea level
c.
Humidity: 50 percent relative, maximum
d.
Atmospheric pressure: 14.7 psia.
First article inspection. At the beginning of regular production, the supplier shall submit a first
4.4
article sample to a Government approved facility for evaluation. The sample shall consist of 5 metal parts
assemblies, 9 sets of unassembled parts, and 1 set of unassembled parts without plating or final protective
finish. The sample shall be manufactured in the same manner, using the same materials, equipment,
processes, and procedures as used in regular production. All parts and materials, including packaging and
packing, must be the same as will be used in regular production and shall be obtained from the same
source of supply. After inspection and provisional acceptance at source, the first article sample shall be
inspected for all requirements of the drawings and specifications. The Government reserves the right to
require new first article samples until such time as an acceptable sample is submitted (see 6.3).
4.5
Quality conformance inspection.
4.5.1
Lot.
4.5.1.1 Submission of product. The product shall be submitted in accordance with ASQ Z1.4.
4.5.1.2 Size of lot. For the purpose of identification and shipment, the shipping lots of metal parts
assemblies shall consist of 1200 assemblies, maximum, provided the homogeneity requirements of
inspection lots have been retained.
4.5.2 Examination. One-hundred percent examination shall be performed for all critical defects.
Examination for major and minor defects shall be performed on a defect basis in accordance with the
classification of defects contained herein. Four power (4X) magnification may be used in performing
visual examination for such defects as burr and foreign matter. Inspection for rubber O-rings shall be in
accordance with ISO 3601-3. When compliance with the applicable requirements is in doubt as a result
of visual examination, the characteristic shall be measured or gaged to determine acceptability. All
nonconforming material shall be rejected.
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