NUT,TUBE COUPLING (P/N an818-12j) - New Surplus
P/N: an818-12j
Category: Fasteners & Hardware
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 3 Available |
Product Description
The AN818-12J is a tube coupling nut for 3/4 inch 37° flared aircraft tubing. Made from corrosion-resistant steel, this nut secures a sleeve to create a metal-to-metal seal in hydraulic line assemblies. It installs with matching AN815 fittings and AN819 sleeves, following AN818/SAE AS4841 specifications.
Torque requirements vary by aircraft maintenance manual. Used in pressurized fluid systems where reliable leak-free connections are critical.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the NUT,TUBE COUPLING (P/N an818-12j)?
The AN818-12J is a tube coupling nut for 3/4 inch 37° flared aircraft tubing. Made from corrosion-resistant steel, this nut secures a sleeve to create a metal-to-metal seal in hydraulic line assemblies.
Does the an818-12j meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The NUT,TUBE 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 an818-12j 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 an818-12j.
Can I order the an818-12j in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The NUT,TUBE COUPLING is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
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