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MIL-H-85042A(AS)
4.3.1 Sampling for first article inspection and prestress level. Unless
otherwise specified, as soon as practicable after award of contract the
contractor shall furnish hook samples to the approved government testing
activity for first article test and the determination of a recommended
prestress load level,  The sample shall consist of the first 25 hooks
manufactured on contract or purchase order.  All samples shall be subjected to
the tests specified in 4.6.1 and 4.6.2.  Five samples shall be subjected to
the test specified in 4.6.3.  Twenty samples shall be used for establishing a
recommended prestress load and shall be tested to verify acceptable fatigue
life (see 3.7) in accordance with 4.6.4,  For data purposes, measurements as
to the amount of stretching in the hook as a result of the prestressing shall
be made prior to the dynamic load test.  No prestress loads are required for
hook types I, V, VI, VII and VIII.  Specific prestress load values for hook
types IX and X are provided in Table I.  Failure of the hooks to pass any of
the first article inspections shall because for rejection (see 6.2.1).
4.4 Quality conformance inspections.  Quality conformance inspections consist
of those tests conducted on hooks submitted for acceptance under the contract
or purchase order.  Acceptance of hooks shall be on an inspection lot basis.
Quality conformance inspection shall consist of the following inspections:
a.
Individual inspections (se 4.4.1)
b.
Sampling inspections (see 4.4.2)
Quality conformance inspection report format shall be in accordance
with MIL-STD-831 (see 6.3).
4.4,7 Individual Inspections.  Individual inspections are those inspections
conducted on each hook submitted in accordance with with inspections listed in
Table IV, Group 1. Failure to pass any of these inspections shall be cause
for rejection of the hook.
4.4.2 Sampling inspections. "A random sampling of three hooks shall be
selected by the procuring activity from each production lot, which shall
consist of 100 hooks or less, and shall be subjected to the inspections listed
in Table IV, Groups 1 and 2.  Groups 1 inspections shall be conducted prior to
Group 2 inspections.  Failure to pass these inspections shall be cause for
rejection of the lot.
4.5 Inspection conditions.  Unless otherwise specified, all inspections shall
be performed under the following conditions:
Room amhient 25 10C (77 18F) indicated.
a.
Room temperature.
Humidity.
Room ambient.
b.
6

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