SLEEVE, COUPLING (P/N an819-2d) - New Surplus

The AN819-2D is an aluminum coupling sleeve for 37° flared tube fittings on 1/8-inch tubing. This AN standard component supports the tube flare and works with the AN818 flare nut to create a metal-to-metal seal in aircraft fuel systems. The sleeve maintains proper sealing geometry during installation and torque operations.

Used in fuel line assemblies across general aviation and corporate aircraft where reliable, leak-free connections are critical. Install per aircraft maintenance manual specifications and applicable torque values.

What is the SLEEVE, COUPLING (P/N an819-2d)?

The AN819-2D is an aluminum coupling sleeve for 37° flared tube fittings on 1/8-inch tubing. This AN standard component supports the tube flare and works with the AN818 flare nut to create a metal-to-metal seal in aircraft fuel systems.

Does the an819-2d meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The SLEEVE, COUPLING conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.

What material is the an819-2d manufactured from?

Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the an819-2d.

Can I order the an819-2d in custom quantities?

Yes, we sell hardware in various quantities from single units to bulk lots. The SLEEVE, COUPLING is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.