MIL-DTL-18375H
4.2 Qualification inspection.
4.2.1 Qualification inspection samples. When conducting qualification tests specified
herein, one sample lot for each size and construction of wire rope listed in table I, for which
qualification is desired, shall be taken after any discard has been removed from the head or
starting end of the first manufacturing reel for each lot of wire rope.
4.2.1.1 Lot. A qualification inspection lot shall consist of 50 feet of wire rope of the
same construction and diameter produced continuously by one machine or by one series of
progressive processing machines.
4.2.2 Qualification testing. Qualification tests shall be performed for each size and
construction of wire rope for which qualification is desired as specified in table III.
4.2.3 Maintenance of qualification. To maintain qualification, the manufacturer must be
able to demonstrate that the company still has the capabilities and facilities necessary to produce
the items. The qualifying activity will request appropriate documentation demonstrating this
capability at the time qualification retention is required (at least 2-year intervals).
4.3 Conformance inspection. Conformance inspection shall consist of individual tests
and sampling tests.
4.3.1 Individual tests. Wire rope of each size and construction furnished under each
contract or order shall be subject to the following test for determining conformance to the
applicable requirements shown in table III.
Examination of product (4.5.1.1).
a.
b.
Conformance test to preforming of wire rope (4.5.1.2).
c.
Identification of product (4.5.1.3).
d.
Ductility of steel (4.5.5).
4.3.2 Sampling plan.
4.3.2.1 Sampling. When conducting the sampling tests specified herein, one continuous
sample of sufficient length shall be taken after any discard has been removed from the head or
starting end of the first manufacturing reel for each lot of wire rope.
4.3.2.2 Lot. A lot shall consist of not more than 20,000 feet of wire rope of the same
construction and diameter produced continuously by one machine or by one series of progressive
processing machines.
4.3.2.3 Specimen. A specimen is a piece of wire rope cut from a sample for the
performance of a specific conformance test.
4.3.3 Sampling tests. The following conformance sampling tests shall be performed on
each lot of wire rope in accordance with the applicable paragraphs shown in table III. One
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