MIL-PRF-12732F
3.20.3.2 Welders. Before assigning any welder or welding operator to welding work
covered by this specification, the contractor shall obtain certification that the welder has passed
qualification tests as prescribed by either of the following listed codes for the type of welding
operations to be performed by that particular welder or welding operator and that such
qualifications is effective as defined by the particular code:
ANSI/AWS Dl.l, Structural Welding Code, Steel
ANSI/AWS Dl.2, Structural Welding Code, Aluminum
ANSI/ASME Boiler and Pressure Vessel Code, Section IX, Welding Qualifications
Contractors who make only horizontal welds need not qualify welders for "all position welding."
The certification shall be made available for review upon request by the contracting officer or the
contracting officer's representative. The Government reserves the right to request the
recertification of any welder or welding operator.
3.20.4 Bolted connections. Boltholes shall be accurately formed and shall have the burrs
removed. Washers or lockwashers shall be provided where necessary. All fasteners shall be
correctly torqued and shall have full thread engagements. Bolts shall protrude at least 2 full
threads and not more than 4 full threads past the mating nut or female threaded part.
3.20.5 Riveted connections. Rivets shall completely fill the holes. Rivet heads shall be
full, concentric with the rivet holes, and in full contact with the surface of the member, and shall
be in accordance with SAE J492.
3.20.6 Diagrams, charts, and plates. Diagrams, charts, and plates should be attached as
specified in 3.17.1. Labels, as required for components, requiring adhesive shall be applied to
give a surface free of wrinkles, bubbles, or other defects that may cause the plates or labels to
become loose or damaged.
3.20.7 Cleaning. The unit shall be thoroughly cleaned of all cutting oil, residue of test,
grease, dirt, metal scrap, and other contaminants. Cleaning shall be accomplished in a manner
that will not leave a residue or otherwise make the unit unsuitable for its intended use.
4. VERIFICATION
4.1 Reserved.
4.2 Classification of inspections. The inspection requirements specified herein are
classified as follows:
a. First article inspection (see 4.3).
b. Quality conformance inspection (see 4.4).
c. Inspection of packaging (see 4.6).
4.3 First article inspection.
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