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|  MIL-S-45387B(AT)
4.1.2 Government verification. All quality assurance operations performed by the contractor
will be subject to Government verification at unscheduled intervals. Verification will consist of
(a) surveillance of the operations to determine that practices, methods, and procedures of the of the
written inspection plan are being properly applied, and (b) Government product inspection to
measure quality of product offered for acceptance. Deviation from the prescribed or agreed-upon
procedures, or instances of poor practices which might have an effect upon the quality of the product,
will be immediately called to the attention of the contractor. Failure of the contractor to promptly
correct deficiencies discovered shall be cause for suspension of acceptance until corrective action has
been made or until conformance of product to prescribed criteria has been demonstrated.
4.2 Preproduction test. Unless otherwise specified (see 6.1), a minimum of 3 torsion bar
springs of the material to be furnished shall be selected for preproduction testing (see 4.4.11.3).
Preproduction inspection and testing shall be conducted by the contractor under Government
surveillance at the place approved by the Government.
4.2.1 Failure. Failure of the samples to pass the inspection and testing shall be cause for
refusal of the Government to conduct retest until corrective measures satisfactory to the Government
have been taken.
4.3 Production inspection.
4.3.1 Lot by lot inspection. Lot by lot inspection shall be performed by the contractor in
accordance with the following procedures.
4.3.2 Inspection lot formation. Unless otherwise specified, a lot shall consist of any quantity
of springs of the same size, from the same heat produced by one manufacturer, under essentially the
same conditions.
4.3.3 Sampling inspection.
4.3.3.1 Visual and dimensional inspection. Sampling shall be in accordance with
MIL-STD-105. The classification of characteristics and acceptable quality level (AQL) shall be as
specified in tables I and II.
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