3.6 Workmanship. The equipment, including ail parts and accessories, shall be
constructed and finished in a manner to assure compliance with all requirements of this
specification. Particular attention shall be paid to neatness and thoroughness of
soldering, wiring, and marking of parts and assemblies, impregnation of coils, plating,
painting, riveting, machine screw assemblage, welding, brazing, and freedom of all
parts from all burrs and sharp edges.
4. QUALITY ASSURANCE PROVISIONS
4.1 Responsibility for inspection. Unless otherwise specified in the contract or
order, the supplier is responsible for the performance of all inspection requirements
as specified herein. Except as otherwise specified, the supplier may utilize his own
facilities or any commercial laboratory acceptable to the Government. The Govern-
ment reserves the right to perform any of the inspections set forth in the specification
where such inspections are deemed necessary to assure supplies and services conform
to prescribed requirements.
4.1.1 Lot size. As applied to Government inspection of units of production, the
term "lot" shall mean "inspection lot", that is, a collection of units of production
submitted by a supplier for Government inspection. Unless otherwise specified, the
number of units of product in inspection lots will be determined by the Government
inspector and may differ from the quantity designated in the contract or order in a
lot for production, shipment, or other purpose.
4.1.2 Periodic production samples
Step 1. Upon the initiation of production the Government inspector shall randomly
select one unit from each group of five units for submission to a Bureau of Naval
Step 2. Upon satisfactory compliance of each unit from three consecutively produced
groups, select a sample in accordance with MIL-STD-105, inspection level L-4
(acceptance number zero), based on the remainder of the contract.
Step 3. when a defective unit is found while the L level of inspection is in effect,
shift to step 1 and proceed as indicated.
4.2 Classification of tests. The inspection and testing of the recorder shall be
classified as follows:
4.2.1 Acceptance tests. Acceptance tests are to be accomplished on each recorder
being submitted for Government approval prior to the commencement of production,
These tests, detailed in 4.4, shall be performed by the manufacturer.