MIL-DTL-83797C
4.5 Conformance inspection.
4.5.1 Individual tests. Inspection of the product, for delivery, shall consist of subjecting each hose
length to the individual tests specified in table VI. Any item failing to meet the requirements of the
individual tests shall be immediately removed from the lot.
TABLE VI. Individual inspection.
Requirement
Test method
Inspection
paragraph
paragraph
Examination of product
Proof pressure
4.5.2 Sampling inspections sample plan. Hose length, randomly selected from a production lot, as
specified in 4.5.2.1, shall be subjected to the sampling inspections specified in table VII.
TABLE VII. Sampling inspection.
Requirement
Test method
Sampling
Inspection
paragraph
paragraph
inspection
Elongation and contraction
X
Leakage
X
Burst pressure
X
4.5.2.1 Production lot. A production lot shall consist hose of one size manufactured essentially the
same time with the same material, process, and control during the continuous production run.
4.5.2.2 Sampling for inspection (bulk hose). Sampling for bulk hose shall be selected at a rate of one
sample for each full or partial increment of 750 feet (228.6 m) of hose produced in the continuous run, up
to a maximum of 2 samples. For continuous runs greater than 1500 feet (457.2 m), two samples,
representative of the entire production run, shall be selected.
4.5.3 Periodic inspections sampling plan. Hose length, randomly selected from a production lot shall
be subjected to the periodic inspections specified in table VIII.
TABLE VIII. Periodic inspection.
Requirement
Test method
Periodic
Inspection
paragraph
paragraph
inspection
Bending and vacuum
X
Oil circulation
X
4.5.3.1 Periodic quality conformance inspection (QCI) . Periodic QCI will be four samples tested to
each required periodic inspection for every 20,000 feet (6096 m) of bulk hose (large lot option). At the
option of the manufacturer, one sample may be tested to the required periodic inspection for every 5,000
feet (1524 m) as applicable (small lot option).
4.5.3.2 Reduced production bulk hose. If there has been some production, but the footage of bulk
hose produced has not reached 5,000 feet (1524 m) for a specific size within three years, the
manufacturer shall perform periodic control tests on one sample of that size, unless documented approval
to not perform the test has been obtained from the qualifying activity.
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