Turcon® Variseal® W2S is a single-acting, spring-energized seal featuring a U-shaped PTFE/Turcon® jacket and a corrosion-resistant Slantcoil® spring. It delivers ultra‑low and consistent friction over varying tolerances, ideal for sensitive applications like pressure switches. Compatible with AS4716/ISO grooves, it offers broad chemical resistance, long storage life, and operating temperatures from cryogenic to high heat.