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SPH4 Flight Helmet

  • FSN
  • 8415-144-4981 (size: Regular)
  • Specification
  • MIL-H-43925
The SPH4 was introduced in late 1969 and replaced the AFH1. It was based on the Navy's SPH3 helmet and came with an improved microphone. The SPH4 also offered superior crash protection than earlier helmets due to its Epoxy One resin construction and thicker shell.

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