* Size (Laid Flat) Waist: 42.5cm Rise: 37cm Inseam: 69.5cm Thigh Width: 34cm Hem Width: 20cm Total Length: 101cm Official Name: Trousers, Extreme Cold Weather, Impermeable → Outer pants designed for extreme cold, low temperatures, wind, and moisture protection. Designed for prolonged exposure during low activity (e.g., watchstanders, patrol duty). Made with windproof and waterproof coated material to protect against snow, cold wind, and moisture. • Material: Coated nylon fabric. Shiny olive green (OG) nylon. Waterproof and windproof, impermeable. • Manufacturer: Kings Point Mfg. Co. Inc. (A contractor specializing in military supplies. Produced many of this type in the 1970s). • Contract Number/Spec: • B415-575-1230 (Old format of FSN/NSN) • BSA100-73-C-1635 (Code indicating a 1973 contract. BSA may stand for Buyers Stock Account or be a contract identifier) → This identifies it as a contract item from around 1973. • Use: Originally U.S. military extreme cold weather gear. Part of the ECW (Extreme Cold Weather) system, worn as a layer underneath. For patrol, aviation, and ground duty. Dating Circa 1973 (Early 1970s) • Contract code BSA100-73-C-1635 → 73 = 1973. • This tag style from Kings Point Mfg., Impermeable specification, Gripper Zipper → 1970s Vietnam/Cold War era surplus. Condition • Overall: Shows signs of use (light scuffing and dirt around the hem and pockets). The characteristic sheen of the nylon remains, though slightly dulled with age. • Damage: No noticeable holes or tears (tags are good, zipper is a bit stiff).