Original U.S. Vietnam War Era APH-5 Helicopter Pilot Flying Helmet by Sierra Engineering Company - Size Medium Century The Stielhandgranate 24 contained 165

The Stielhandgranate 24 contained 165 grams of explosives

Light grain on blade is visible on the blade flat (ji)

though it is a bit worn and has a partly dull finish

82-inch caliber

Original U.S. Vietnam War Era APH-5 Helicopter Pilot Flying Helmet by Sierra Engineering Company - Size Medium Century The Stielhandgranate 24 contained 165Original 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 clear visor as well as boom mic and issued hearing protection. Size is a MEDIUM and overall condition is very good. There is an original manufacturers label is still present