: Components used on-board frigate-class ships typically require Directorate of Quality Assurance (Naval) type approval.
Suppliers working with major Indian shipbuilders like or Mazagon Dock Shipbuilders must adhere to the following when referencing this standard: dgs eed vi 1535 r6
: Glands must remain secure under standard naval vibration ranges, often defined as 5-33 Hz per JSS 55555 . dgs eed vi 1535 r6