What is the unloaded weight of the M4 without a sling?

The unloaded weight of the M4 without a sling is indeed 6.49 lbs. This specification reflects the standard weight of the weapon as designated by military sources, which is crucial for understanding the overall handling characteristics and operational readiness of the firearm. Knowing the unloaded weight is essential for Non-Commissioned Officers (NCOs) and service members as it impacts maneuverability and carrying techniques during operations. It also informs decisions during training and operational planning.

Other weights listed are not representative of the standard specifications for the M4. It’s important for personnel to have accurate knowledge about equipment weights to ensure effective usage and readiness in various scenarios.