MIL-DTL-18182F
TABLE III. Requirements cross-reference matrix - Continued.
Requirement
Verification
Requirement
Verification
3.4
4.2.2
3.11.1
4.2.2
3.5
4.2.2
3.11.2
4.2.2
3.6
4.2.2
3.11.3
4.2.2
3.7
4.2.2
3.11.4
4.2.2
3.8
4.2.2
3.12
4.2.2
3.8.1
4.2.2
3.13
4.2.2
3.8.1.1
4.2.2
3.13.1
4.2.2
3.8.1.2
4.2.2
3.13.2
4.2.2
3.8.1.2.1
4.2.2
3.14
4.2.2
3.8.2
4.2.2
3.15
4.2.2
4.2 Classification of inspections. The inspection requirements specified herein are classified as
conformance inspection (see 4.2.1).
4.2.1 Conformance inspection. Conformance inspection shall be performed on the unions selected in
accordance with 4.2.1.1.1. This inspection shall include the visual and dimensional inspection of 4.2.2,
and the tests of 4.3. Conformance inspection (see 6.2) shall be performed at a laboratory acceptable to
the Government on sample units produced with equipment and procedures normally used in production.
Unions supplied under the contract or purchase order shall be manufactured the same way as the sample
tested and found satisfactory except for the changes previously approved by the Government.
4.2.1.1 Inspection lot. An inspection lot shall consist of all unions of the same class, style and produced
under essentially the same conditions and offered for inspection at one time.
4.2.1.1.1 Sample. Unless otherwise specified (see 6.2) the sample shall consist of that number of
randomly selected units of product specified in table IV.
TABLE IV. Inspection sample.
Production lot size
Sample size
1
1
2 to 8
2
9 to 15
3
16 to 25
5
26 to 50
8
51 to 90
13
91 to 150
20
151 to 280
32
281 to 500
50
501 to 1,200
80
1,201 to 3,200
125
3,201 to 10,000
200
10,001 to 35,000
315
4.2.2 Visual and dimensional Inspection. Each union, selected in accordance with 4.2.1.1.1, shall be
inspected to verify that the design, construction, physical characteristics, size, class, style, correct inserts,
smooth bearing surfaces, finish, marking, and workmanship are in accordance with the requirements
denoted in Section 3 of this specification. This element of inspection shall encompass all visual
inspections and dimensional measurements including correct threads, within tolerance, and adequate
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