What type of munitions are indicated by white diamonds in US Special Purpose Munitions color markings?

White diamonds in US Special Purpose Munitions color markings specifically indicate munitions with a flechette payload. Flechette munitions contain numerous small, dart-like projectiles designed for high lethality against personnel and light equipment over a wide area. The distinctive white diamond marking allows for easy identification of these types of munitions by military personnel, ensuring proper handling and operational awareness.

Understanding this marking helps ensure safe and effective use of these munitions in military operations, where distinguishing between munitions types is crucial for tactical planning and minimizing unintended casualties.