What type of round is the M880?

The M880 round is classified as a Smoke, RP (Red Phosphorus) round. This type of mortar round is designed to create a smoke screen for concealment and signaling purposes. The purpose of utilizing this kind of round is essential in battlefield conditions where obscuring the enemy's view or providing visual cues is necessary.

In contrast, illumination rounds are designed for nighttime visibility, high explosive rounds are meant to deliver explosive force for neutralizing enemy positions, and SRTC refers to the Strategic and Tactical Command rounds that are specific to certain tactical uses but are not applicable to the M880 designation. Each type of round serves a distinct purpose on the battlefield, and understanding these classifications is critical for effective mortar employment.