MIL-DTL-60296B
4. VERIFICATION
4.1 Classification of Inspections. The inspection requirements specified herein are classified as follows:
a. First article inspection (see 4.4)
b. Quality conformance inspection (see 4.5).
4.1.1 Quality assurance terms and definitions. Reference shall be made to ANSI/ASQ A8402 to define
the quality assurance terms used.
4.1.2 Inspection. Inspection shall be in accordance with MIL-A-2550.
4.3 Inspection conditions. Unless otherwise specified (see 6.2), all inspections shall be performed under
the following conditions:
a.
Temperature: Room ambient 68° to 77 °F
b.
Altitude: Sea level
c.
Humidity: 50 percent relative, maximum
d.
Atmospheric pressure: 14.7 psia
4.4 First article inspection. At the beginning of regular production, the contractor shall submit an initial
production sample to a Government approved facility for evaluation. The sample shall consist of 5 metal
parts assemblies, 9 sets of unassembled parts, 1 set of unassembled parts without plating or final
protective finish and 50 shear pins from the same lot of shear pins tested by the contractor. 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 for 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. Unless otherwise specified by the contracting activity, formation and
identification of lots shall be in accordance with ANSI/ASQ Z1.4.
4.5.1.2 Size of lot. For the purpose of identif ication and shipment, the shipping lots of metal parts
assemblies shall consist of 600 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. Four power (4×) 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
MIL-STD-413. When compliance with the applicable requirement is in doubt as a result of visual
examination, the characteristic shall he measured or gaged to determine acceptability. All nonconforming
material shall be rejected.
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