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The N-3B is single breasted, four pocket, 3/4 length parka. The integrated parka hood is synthetic fur-trimmed. The N-3B is also known as a "Snorkel Parka" because the hood can be zipped up, leaving only a small opening (the snorkel) for looking out.


This parka was proven in the Antarctic.


  • Genuine Issue not imitation
  • New Old Stock
  • 50% cotton, 50% nylon outer shell
  • Polyester insulation,
  • Synthetic fur trim 60% Modacrylic 40% Wool
  • Adjustable hood, Via draw string, and rear tab
  • Reinforced elbows
  • Left Sleeve has Zipper and Pen pockets
  • Front center zips up to eyes for protection in blizzard conditions.
  • Chunky Button down storm baffle over zip
  • Inset knit cuffs 100% Acrylic
  • Drawstring waist to keep out drafts.
  • Four front pockets
  • Two popper button slash Pockets at chest
  • Two button down flap pockets. 

US Air Force N-3B Extreme Cold Weather Parka

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