DSCP US Navy double breasted pea coat enlisted overcoat.
"Quarterdeck Collection" made in USA by Sterlingwear of Boston.
Thick wool in black (or extremely dark navy).
Six (three) button front, side pockets, single rear vent, full/split lining.

Excellent condition - no holes, no stains.

Tagged 36.
Measurements in inches:
pit to pit 19.5
shoulders (rear) 18
sleeves (shoulder seam to cuff) 25.75
rear length (from base of collar) 31.5