Browse Standards AS4251
Current Reaffirmed 2013-01-07

Coupling Assemblies, Non-Locking Probe Style, Self-Aligning, Self-Sealing Disconnects AS4251

This specification establishes the requirements for a probe type self-sealing, self-aligning, non-locking coupling intended for aerospace hydraulic and cooling systems. Fluid self-sealing disconnect couplings shall be of the following classes: Class 500: 500 lbf/in2 rated pressure (psi) and Class 4000: 4000 lbf/in2 rated pressure (psi).


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