Original U.S. Cold War Gentex SPH-4 Helicopter Pilot Helmet with Spare Accessories in Helmet Bag with Gloves Price_over $990 known as the JN-4

known as the JN-4

meaning that it is made up of three of more interlaced strands

Ready to outfit with medals / decorations and display

while the air echelon ferried their B-17s via the southern ferry route

The overall polish is worn

Original U.S. Cold War Gentex SPH-4 Helicopter Pilot Helmet with Spare Accessories in Helmet Bag with Gloves Price_over $990 known as the JN-4Original Item. Only One Available. This is a very desirable SPH 4 Flight helmet with its original carrying bag and accessories. The helmet is in overall fair complete condition with the liner, headset, visor, microphone, and tint visor. One of the earpieces is loose with some pieces missing, and some of the interior helmet material is coming off. The tag in the helmet reads: SPH 4 REGULAR GENTEX CORP. CARBONDALE, PA. 9K 5 The helmet is in good overall