MIL-DTL-20277K
4.5.5.2 Disposition of samples. First article samples shall be furnished to the Government as
directed by the contracting officer (see 6.2).
4.6 Conformance inspection. For manufacturers that have successfully passed first article
inspections and are continuously producing knifes and sheaths to this specification, on going inspections
shall consist of individual inspections (see table III) and periodic inspections (see table II). If first article is
waived due to prior successful first article inspection, the individual inspections and periodic inspections
shall be the manufactures in house inspection procedures.
4.6.1 Individual inspection. Individual inspection shall consist of the inspections specified in table III
in the order shown. Individual inspections shall be implemented on a continual basis throughout the
production of knife and sheath assemblies.
TABLE III. Individual inspections.
Requirement
Inspection
Number of
Inspections
samples
paragraph
paragraph
Visual inspection
100% 1/
1/ Dimensional inspections may be the manufacturers in house sampling plan.
4.6.2 Individual inspections. Individual inspection tests specified in table II shall be performed on a
production lot basis.
4.6.2.1 Nonconformance individual inspections. If one or more defects are found in the inspection
lot, then the production lot shall be screened for that particular defect and defects removed. An
inspection lot shall be selected from the production lot and all individual tests (see table II) shall be
performed. If one or more defects are found in the second inspection lot, the production lot shall be
rejected and shall not be supplied to this specification. Test data of part performance shall be made
available to the contracting agency upon request.
4.6.3 Periodic inspection. Periodic inspections shall consist of the inspections specified in table I
and shall be made on test samples, every 3 years, which have been subjected to and passed the
individual inspections (see table II). Visual inspection does not need to be repeated.
4.6.4 Periodic inspection samples.
4.6.4.1 Lot. A lot shall consist of knifes and sheaths manufactured under essentially the same
conditions and submitted for inspection at substantially the same time.
4.6.4.2 Lot samples. For each lot of five hundred knife and sheath assemblies or fraction thereof
produced, four knifes and sheaths shall be fabricated using the manufacturers standard production
processes and procedures.
4.6.5 Non conformance sampling and periodic inspections. In the event a failure should occur during
sampling or periodic inspection tests, specified in table I, then the production lot shall be screened for that
particular defect and defects removed. An inspection lot shall be selected from the production lot and all
sampling and periodic tests shall be performed. If one or more defects are found in the second inspection
lot, the production lot shall be rejected and shall not be supplied to this specification. Test data of part
performance shall be made available to the contracting agency upon request.
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