SLEEVE (P/N 541149) - New Surplus

Part 541149 is a backup sleeve for 37° flared tube fittings in aircraft fluid systems. The sleeve supports the flare and provides a bearing surface where the coupling nut engages, preventing damage during assembly and operation. Typically aluminum construction, it installs behind the flared fitting at tube terminations in hydraulic, fuel, and pneumatic lines.

Assembly requires the sleeve, flared fitting, and coupling nut torqued to aircraft maintenance manual specifications. Follows AN819/MS20819 standards for compatibility across general and commercial aviation applications.

What is the SLEEVE (P/N 541149)?

Part 541149 is a backup sleeve for 37° flared tube fittings in aircraft fluid systems. The sleeve supports the flare and provides a bearing surface where the coupling nut engages, preventing damage during assembly and operation.

Does the 541149 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The SLEEVE 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 541149 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 541149.

Can I order the 541149 in custom quantities?

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