Section 246.472 - Inspection stamping(a) DoD quality inspection approval marking designs (stamps) may be used for both prime contracts and subcontracts. Follow the procedures at PGI 246.472(a) for use of DoD inspection stamps.(b) Policies and procedures regarding the use of National Aeronautics and Space Administration (NASA) quality status stamps are contained in NASA publications. When requested by NASA centers, the DoD inspector shall use NASA quality status stamps in accordance with current NASA requirements. 71 FR 27647 , May 12, 2006