Random Vibration screening at either Circuit Card
Assembly (CCA), Plate/Electronic Assembly (EA) or section level shall be
conducted in accordance with NAVSEA TE000-AB-GTP-020 or an industry
equivalent. This requirement is not mandatory for SM-2 BLOCK III variants or
earlier. The choice of assembly level (CCA, Plate/EA or section level) is at
the discretion of the Contractor.