Which field manual (FM) pertains to the M4 Rifle?

The field manual that pertains to the M4 Rifle is FM 3-22.9. This manual specifically provides guidance on the training and employment of the M4 carbine, detailing everything from its operational capabilities to maintenance procedures. It serves as essential reading for soldiers to ensure that they can effectively handle, care for, and utilize the M4 in various combat scenarios.

Understanding this manual is crucial for soldiers, as it lays out important information regarding safety, functionality, and marksmanship related to the M4. This knowledge ultimately enhances a soldier's proficiency and readiness when operating this weapon system. Other field manuals listed do not focus specifically on the M4, which distinguishes FM 3-22.9 as the appropriate reference for this firearm.