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Status : Active
Standard Type : Main
Document No : SAE AS4604C : 2025
Document Year : 2025
Pages : 22
This SAE Aerospace Standard (AS) defines the requirements for heavy-duty polytetrafluoroethylene (PTFE) lined, metallic reinforced, hose assemblies suitable for use in 400 °F, 3000 psi aircraft hydraulic systems. Assemblies are suitable where rapid rate pressure pulsing and torsional/ longitudinal flexing may occur, in addition to normal hydraulic system loads.