Check the listing for details. 1/4″ ISO 7241-B Quick Disconnect Hydraulic Couplers Set - 1/4″ NPT Thread. Condition: New. Listed at 25.00 USD. Engineered for excellence, Magister Hydraulics’ 1/4″ NPT ISO 7241-B Quick Disconnect Hydraulic Coupler Set – 1/4″ NPT Thread delivers robust performance and reliability across demanding industries. Designed to meet stringent ISO 7241-B standards, this poppet-style coupler set ensures seamless interoperability with major brands like Parker, Faster, and Eaton, making it the perfect choice for aerospace, automotive, agricultural, and industrial applications. With a hardened steel construction, leak-proof design, and high-pressure resilience, this set combines durability with precision to keep your hydraulic systems operating efficiently. Key Features: ---High-Pressure Performance: Rated for 3,625 PSI with a nominal flow rate of 3.2 GPM (max 6.