WASHER,FLAT (P/N nas1515h4) - New Surplus

The NAS1515H4 is a flat nylon washer designed for 1/4-inch fasteners in aircraft structures. Manufactured to NAS specifications per Federal Spec L-P-410, this washer provides a bearing surface beneath fastener heads to distribute loads across airframe assemblies. The nylon material eliminates metallic contact, offering electrical isolation in composite and aluminum structures.

Install per aircraft maintenance manual requirements, verifying compatibility with the applicable Illustrated Parts Catalog for your airframe.

What is the WASHER,FLAT (P/N nas1515h4)?

The NAS1515H4 is a flat nylon washer designed for 1/4-inch fasteners in aircraft structures. Manufactured to NAS specifications per Federal Spec L-P-410, this washer provides a bearing surface beneath fastener heads to distribute loads across airframe assemblies.

Does the nas1515h4 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The WASHER,FLAT 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 nas1515h4 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 nas1515h4.

Can I order the nas1515h4 in custom quantities?

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