Dixon DAC250AL MannTek dry aviation coupler with 2-1/2 in female NPT connection, aluminum body, and FKM (FPM) seal. Designed for dry-disconnect aviation fueling applications, providing reliable, leak-free connections during fuel transfer.

Applications

Designed for use in aviation refueling systems

Construction

• Body: high strength aluminum
• Coupling ring: gunmetal (produced to U.S. government bronze specification G)
• Bayonet flange and inner parts: stainless steel, aluminum
• All wetted parts are aluminum and stainless steel
• Stainless steel ball bearings
• Stainless steel shaft journal embedded in PTFE eliminates seizure
• PTFE bearings between the driving plate and piston guide eliminate the risk of seizure

Features

• Composite (Polyeten PE-HD 300) plug provides good protection in harsh environments
• Gunmetal coupling ring minimizes the risk of seizure
• Riveted piston pin minimizes risk of failure under extreme pressure conditions
• Protective ring is a specially formulated, weather resistant and electrically conductive rubber compound

Safety Notes

Not configured for under-wing refueling

Specifications

Accepts international standard 2-1/2" point bayonet, hose end refueling nozzles according to: ISO45 / MS24484 / STANAG 3105 / British Aerospace Spec. 2C14