MIL-PRF-55110 is a certification based on a military performance specification titled “Printed Wiring Board, General Specification For” whose scope specifies the performance and qualification requirements for rigid single-sided, double-sided, and multilayer printed wiring boards with or without plated through holes. The standard lists acceptable tests and screening methods for verification. MIL-PRF-55110 has been superseded by MIL-PRF-31032 .Streamline Circuits is in the final phase of MIL-PRF-31032 approval. Laboratory Suitability Status, MIL-PRF-31032 and MIL-PRF-55110 and Qualified Manufacturers List QML Certification, MIL-PRF-31032