Vintage US Army Field Jacket 1953 Korean War Size 38L Patched. Infantry, Specialist 4, Military District Of Washington. Condition: Excellent Material: Wool Military Corps: usa War/Conflict: ww2. Color: OD Olive Drab Issue Date: 20 May 1953 Size: (38L). Top Sizes: Armpit To Armpit: 19 Shoulder To Shoulder: 17 Armpit to bottom hem: 13 Sleeve Length: 25 Neck To Bottom: 23.