MIL-T-14521E
4.2.1 First article inspection. When specified (see 6.2.1), first article
inspection shall be performed on any preproduction model (s) or initial
production item (s) noted in 3.1. Unless otherwise specified (see 5.2.1) , first
article inspection shall consist of the examination in 4.3, and the tests in
4.4, Failure of the first article to pass the examination or any of the tests
shall be cause for rejection.
4.2.2.1 Inspections and tests. Quality conformance inspection shall be
applied to production units offered for acceptance under the contract. Quality
conformance inspection shall consist of (a) through (c) below. Failure of any
unit to pass an examination or test shall be cause for rejection of that unit.
4.2.2.2 Sampling.
Sampling for quality conformance inspection shall be
performed as listed with all -
samples selected randomly
INSPECTION OR TEST
LOTS OR BATCH SIZE
SAMPLE SIZE
Product examination (4.3)
Off-center loading test -
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production (4.5.1) 1!
The lots shall not exceed the maximum sizes indicated above.
If lot size is
less than or equal to sample size.
percent inspection is required. Each
lot shall be accepted with no defects and rejected if one or more defects are
found.
4.3 Product examination. Visually, dimensionally. and manually examine
each trestle to determine conformance with the requirements of 3.3 through
3.4.5 and 3.6 through 3.8. Visual examinations shall include verification of
completeness of manufacture and assembly, conformance to specified standards,
adequacy of markings, proper cleanign, and freedom from identified defects.
Dimensional examination includes measuring dimensions including weights, as
specified. Manual examinations shall include the operation of movable parts by
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