Mann Tek Dry Aviation Coupler x Female NPT

Mann Tek Dry Aviation Coupler x Female NPT

Part Number DAC250AL
Material Aluminum
Size 2-1/2"
Body Size ISO 45
Working Pressure 150 PSI at ambient temperature 70°F (21°C)
Optional Pkg/Box Qty 1
Weight Lb 8.7000


  • Designed for use in aviation refueling systems


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


  • 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


  • 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

Safety notes

Repair Kits
Part # Description Includes Item # Qty
45CORKVI FKM Replacement O-ring Kit for 2-1/2" (ISO 45) Coupler
1189-1B/Y Yellow Painted Replacement Handle (2 per coupler)
1515-4 Rpl Handle Screw for Alum & Brass 105 & 119mm Coupler (4 per coupler)

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