Original U.S. Vietnam War Era Named APH-5 Helicopter Pilot Flying Helmet by Sierra Engineering Company With Early “Bowling Ball” Storage Bag - Size Large Brunswick Parts The serial Number 113371 can

The serial Number 113371 can be found on the barrel

The front of the cap bears the correct era darkened bronze EGA

attached to the mask by way of a rubberized canvas hose

is 12" including the 5" screw off barrel

Original U.S. Vietnam War Era Named APH-5 Helicopter Pilot Flying Helmet by Sierra Engineering Company With Early “Bowling Ball” Storage Bag - Size Large Brunswick Parts The serial Number 113371 canOriginal Item: Only One Available. This is a solid example of a Vietnam War APH 5 Flying Helmet, as used by all branches of service during the Vietnam War. This Helmet appears to have been very well used, and repainted multiple times during its period of service. Has a functional tinted visor as well as boom mic and issued hearing protection. Size is a LARGE and overall condition is very good. There is an original manufacturers label is still present