Greene Tweed’s Glidetec™ o-ring energized cap seal offers simplicity and low cost. Suitable for use in spool valves or where AS or MIL spec grooves are not required, the Glidetec™ seal consists of a low-cost energizer and a heavy section cap. The Glidetec™ seal offers bidirectional sealing, low friction, and easy installation in compact single-piece glands.