SCREW (P/N std1686) - New Surplus

The std1686 is a #10-32 UNF machine screw, 0.44 inches in length, manufactured to Lycoming OEM specifications. This fastener is part of Lycoming's STD hardware series and secures components throughout engine assemblies. The screw features a standard machine head design suitable for threaded holes in aluminum and steel engine components.

Installation follows the applicable Lycoming engine or aircraft maintenance manual, with torque values specified per documentation. Verify fitment against your Illustrated Parts Catalog before installation to ensure correct application.

What is the SCREW (P/N std1686)?

The std1686 is a #10-32 UNF machine screw, 0. 44 inches in length, manufactured to Lycoming OEM specifications.

Does the std1686 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The SCREW 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 std1686 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 std1686.

Can I order the std1686 in custom quantities?

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