Military Helmets: Bulletproof or Bullet Resistant?

Table of Contents

Introduction

Military helmets, often referred to as 'bulletproof helmets', are tactical gear designed to protect the wearer's head from various threats, including ballistic impacts (bullets), blunt force, and blast debris. While they have traditionally been associated with military personnel and law enforcement, even civilians seeking extra ballistic protection can utilize them. It's important to note that no helmet, or any protective material for that matter, can be technically guaranteed as "bulletproof." Most tactical equipment, including helmets, can be certified as bullet resistant against a specific range of weapons, which is generally more than adequate for most use cases.

A Brief History of Bulletproof Helmets

In the early days of warfare, soldiers used cloth or leather to protect their heads. Combat helmets in the 20th century were essentially bowl-shaped steel shells that fit into a hard-hat type liner. The modern "bulletproof" helmet was introduced around World War I with the M1917 helmet, a U.S. variant of the British Brodie helmet, offering limited protection. The U.S. government first utilized Kevlar in the manufacturing process for the M1 helmet liner, marking the beginning of the use of Kevlar helmets. However, even with the introduction of Kevlar, the M1 wasn't completely bulletproof.

Evolution of Material and Design

The development of new materials significantly improved the protective capabilities of military helmets. In the 1960s, DuPont developed a durable, heat-resistant material called Aramid, marketed as Kevlar, which is five times stronger than steel. The 1970s saw the emergence of another strong synthetic fiber from the Aramid family, Twaron. Both Kevlar and Twaron, due to their strength and flexibility, became integral materials in the production of ballistic protective gear, including helmets. These materials allowed for the design and production of stronger, lighter, and sleeker helmets that didn't sacrifice visibility or performance.

Progression of Helmet Models

Over the years, there have been several iterations of military helmets. The M1 helmet was replaced by the Personnel Armor System for Ground Troops (PASGT), which was in turn replaced by the Modular Integrated Communications Helmet (MICH). The MICH was then adopted by the U.S. Army in 2002 and renamed the Advanced Combat Helmet (ACH). The Enhanced Combat Helmet, the future of military headgear, can protect up to NIJ level IV.

Modern Military Helmets

Modern military helmets are multifunctional. They not only protect the wearer from bullets, blunt impacts, and debris fragments but also serve as mounts for additional gear. With advancements in combat technology, many modern helmets, especially those used by the military, are designed to support communications equipment and other accessories such as night vision goggles.

Types of Bulletproof Helmets

There are three main types of helmets currently on the market: the Future Assault Shell Technology helmet (FAST helmet), the Modular Integrated Communications (MICH) helmet, and the Personnel Armor System for Ground Troops (PASGT) helmet. Each of these helmets has a unique history, design, and purpose.

1. Future Assault Shell Technology (FAST) Helmet: This helmet is designed with high cut sides, which offer more ear coverage and allow for easy communication and wearing of communication devices. It is lighter than other models and includes a front mount for night vision goggles. It's a popular choice among special forces due to its lightweight and versatile design.

2. Modular Integrated Communications Helmet (MICH): This helmet was designed and developed by the US Special Operations Command. It has a lower cut around the ears for easy use of communication devices. It's heavier than the FAST helmet but offers more protection. In 2002, the U.S. Army adopted MICH and renamed it to Advanced Combat Helmet (ACH).

3. Personnel Armor System for Ground Troops (PASGT) Helmet: Also known as the "K-pot," this helmet has a high cut that offers the maximum amount of protection, covering the ears and the back of the head. It's heavier than the FAST and MICH helmets and was the standard issue for the U.S. military from the mid-1980s until the early 2000s.

These helmets have different levels of coverage, weight, and other features based on their intended use and the trade-offs between protection, weight, and functionality.