This EH series is interchangeable with EATON AEROQUIP FD86 SERIES, SNAP-TITE 75 SERIES, FASTER OGV SERIES, STUCCHI VOF SERIES, DIXON WS SERIES, and VOSWINKEL HV SERIES. Steel Product. Engineered for demanding Oil & Gas operations, these robust screw-to-connect couplings feature a durable sleeve design and reliable poppet valve system. The ACME threaded connection ensures secure, leak-proof performance in critical hydrocarbon service applications. Specifically designed to withstand harsh operating conditions, these couplings deliver dependable service through their rugged construction and precision-engineered components.