Iron Heart x Simmons Bilt Flight Jacket

The Type ANJ-4 shearling sheepskin flying jacket was first introduced in 1943 and worn by the USAAF and the US Navy (replacing the Type-B-3). This Iron Heart x Simmons Bilt collaboration jacket uses the highest quality materials and hardware, and is built by one of the top sheepskin artisans in the world.

  • Made by Simmons Bilt in Scotland
  • 18mm brown seal shearling sheepskin flying jacket with ginger fur lining
  • Two outer pockets sealed with buttons
  • Heavy duty Riri size 8 zipper
  • Steerhide leather trim throughout 
  • Hidden storm cuffs
  • 15mm or 22mm brown seal shearling sheepskin option available at special request
  • Please see "HOW WE MEASURE" tab for measuring instructions

See discussed in Iron Heart Forum

All measurements are specific to this product. The best way to determine the size you need is to find a similar item that fits you well, then measure the same way we do (see "How We Measure" tab) and compare with the measurements on the table below. Actual measurements for the same Iron Heart item/tag size can vary somewhat so if a specific dimension is important to you (for example arm length) please ask us to check this before we ship by adding a note to your order. Measurements for raw denim garments are pre-soak (allowance must be made for shrinkage).


SizeS (36)M (38)L (40)XL (42)XXL (44)XXXL (46)
Chest (P2P)20.251.321.554.622.557.223.359.224.462.024.762.7
Sleeve Opening5.514.05.514.05.514.05.915.
You may need to move the above table left or right to see more sizes.

Size / Quantity in stock


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