SPH-4B HELICOPTER HELMET


Originally designed by Gentex Inc. the Aeromiltec SPH-4B is the most commonly used helmet in the international marketplace. Aeromiltec standard configuration is in O.D.color with NATO commset, 24 inch coiled or straight cordset, in sizes Regular or XL. NVG quick release clip is optional at extra charge. The helmet shell is a high-strength, lightweight composite reinforced with epoxy resin. Rubber edge beading covers the peripherals of the shell.


Inner Liner


The energy-absorbing liner we deliver with is either the Zeta comfort liner or the rigid polystyrene molded to conform to the inside of the helmet shell.  Each lightweight earcup assembly consists of a contoured plastic earcup and a cushioned earseal (with a raised inner ring for maximum sound attenuation and comfort).


Communications


The communications system consists of a boom-mounted microphone M-87/AIC or Electret Mic , dual earphones, and a communications cord. A flex boom is available as an upgrade.process.  The visors assembly is available in a dual or single visor configuration. The dual visor option is available in 3 forms; plain (non-NVG compatible), or NVG platform (provides a permanent mount platform), and quick-disconnect version.Aeromiltec can deliver the helmet with ANR system.


Chinstrap/Retention Assembly Strength


The chinstrap/retention assembly withstands a strength test of 300 pounds when tested in using ANSI Z90.1lb test methodology and equipment. Available in double D-ring or as a quick-disconnect (snap).


Customization


Each helmet can be designed and/or configured with a variety of different features: earphones, wire or flex boom microphones, communications cords/plugs, communication earplugs, and ANR (Active Noise Reduction). Other upgrade accessories such as NVG , ANR Headsets and Lipe Lites are available upon request.

We offer complete after sales product support and accessories only to those customers who purchased this helmet from us.  The helmet is also available in SPH-4 configuration ballistic type with or without NVG provision .
Various Accessories such as D/V Housing, Comm Kits  , NVG mounts , Visors , Mic Lipelite ,Comfort Liners ,ANR Systems and helmet bags supporting SPH-4B helmet can be purchased from Aeromiltec
General Aviation configuration and custom painting also available from Aeromiltec at extra charge .
SPH-4B is available in sizes Small , Regular and XL with memory comfort liner, 400 Lb retention system with or without liplite and with or without helmet bags . All SPH-4B's come with NVG type Dual Visor Housing , the NVG quick release clip at extra charge .
Our SPH-4B's are standard equipped with NVG clips , CEP and Liplite are optional


SPH-4B


Originally designed by Gentex Inc. demands of the U.S. Army, the SPH-4B Helicopter Flight Helmet provides superior protection and comfort in an innovative design. A strong, lightweight composite shell and polystyrene energy-absorbing liner effectively protect the head from impact, while our inner Thermoplastic Liner OR Zeta liner optimizes head fit and comfort. 


its yoke-style retention system stabilizes the helmet and affords an optimum fit at the chin and nape. Advanced ear cups that can be rotated for enhanced fit and sound attenuation, reduce the transmitted force while screening out excessive noise levels that can impair hearing.


The unit's lightweight, dual visor system features a clear visor and a neutral gray (sunshade) visor with a mounting platform for the V-1 mount for ANVIS-8 Night Vision Goggles. For particularly demanding mission requirements, laser visors, high contrast visors and gradient visors are available as upgrades from us for aircrew personnel to improve visual acuity day, night or inclement weather conditions. 


The unit's lightweight, dual visor system features a clear visor and a neutral gray (sunshade) visor with a mounting platform for the V-1 mount for ANVIS-8 Night Vision Goggles. For particularly demanding mission requirements, laser visors, high contrast visors and gradient visors are available as upgrades from us for aircrew personnel to improve visual acuity day, night or inclement weather conditions. 

SPH-4B used on USN Hoovercrafts