Description

Post Vietnam helmet liner.  Ground troops, Type 1.  NSN 8470-00-935-6843. 14 size.

M1 Helmet Liner Description
The M1 helmet liner was the lightweight, padded suspension system used with the U.S. M1 combat helmet, designed to cushion the head and allow the steel shell to be worn without the liner for ceremonial or guard duties.

Purpose and Use
The liner served as:

Head protection cushion between the wearer’s head and the steel shell.

Headwear for non-combat situations such as parades, guard duty, and official functi0n.

Additional information