What is the nomenclature of the 81mm mortar system?

The nomenclature of the 81mm mortar system is M252A1. This designation indicates a specific model of the mortar that is used by the military, particularly known for its capabilities and adaptability in various combat scenarios.

The M252A1 mortar system is a versatile, tactical weapon primarily utilized for indirect fire support in infantry operations. It was developed to enhance the effectiveness of infantry and provides an array of firepower for close and deep operations.

Understanding the nomenclature associated with military equipment is crucial because it helps in identifying the specifications, usage, and compatibility of the systems with other military hardware. In this case, recognizing that the M252A1 is the designated model for the 81mm mortar informs personnel about its characteristics, deployment methods, and operational procedures.

In contrast, the other options represent different military systems which serve various purposes: the M107 is a type of artillery, the M120 is a heavier mortar system, and the M198 refers to a towed howitzer. Each of these systems has distinct roles and specifications, distinguishing them from the specific 81mm mortar model referenced in the question.