Original U.S. Vietnam War Era HGU-26/P Flight Helmet with Dual Visor and Oxygen Mask Antique Colts Our reproduction is made from

Our reproduction is made from tempered 23" curved unfullered steel blade marked on the back edge "M

BURNSIDE PATENT

The top of the octagon barrel is still stamped:

4mm Vetterli centrefire cartridge

The patents had been purchased in 1893 by the firm of Benjamin Hotchkiss

Original U.S. Vietnam War Era HGU-26/P Flight Helmet with Dual Visor and Oxygen Mask Antique Colts Our reproduction is made fromOriginal Item: One of a kind. The HGU 26 P request for nomenclature is dated Jan 14, 1970 and is based on the HGU 22 P Helmet Shell. There is no military specification detailing exactly what goes into an HGU 26 P but until the appearance of the single visor HGU 26 P both USAF and manufacturer information was consistent in describing the HGU 26 P as an HGU 22 P helmet shell with a PRU 36 P side actuated double visor. Sierra Corp and Gentex Inc sold